About the Number

12811213800

12811213799 ← → 12811213801

2進数表記:1011111011100110111001101111101000

漢数字表記:百二十八億千百二十一万三千八百

素因数分解:

2 3 × 3 3 × 5 2 × 7 1 × 11 2 × 2801 1

素因数の和:2855
約数の個数: 576
約数和(自身を含む): 55452700800
約数和(自身を除く): 42641487000

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 25, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 50, 54, 55, 56, 60, 63, 66, 70, 72, 75, 77, 84, 88, 90, 99, 100, 105, 108, 110, 120, 121, 126, 132, 135, 140, 150, 154, 165, 168, 175, 180, 189, 198, 200, 210, 216, 220, 225, 231, 242, 252, 264, 270, 275, 280, 297, 300, 308, 315, 330, 350, 360, 363, 378, 385, 396, 420, 440, 450, 462, 484, 495, 504, 525, 540, 550, 594, 600, 605, 616, 630, 660, 675, 693, 700, 726, 756, 770, 792, 825, 840, 847, 900, 924, 945, 968, 990, 1050, 1080, 1089, 1100, 1155, 1188, 1210, 1260, 1320, 1350, 1386, 1400, 1452, 1485, 1512, 1540, 1575, 1650, 1694, 1800, 1815, 1848, 1890, 1925, 1980, 2079, 2100, 2178, 2200, 2310, 2376, 2420, 2475, 2520, 2541, 2700, 2772, 2801, 2904, 2970, 3025, 3080, 3150, 3267, 3300, 3388, 3465, 3630, 3780, 3850, 3960, 4158, 4200, 4235, 4356, 4620, 4725, 4840, 4950, 5082, 5400, 5445, 5544, 5602, 5775, 5940, 6050, 6300, 6534, 6600, 6776, 6930, 7260, 7425, 7560, 7623, 7700, 8316, 8403, 8470, 8712, 9075, 9240, 9450, 9900, 10164, 10395, 10890, 11204, 11550, 11880, 12100, 12600, 12705, 13068, 13860, 14005, 14520, 14850, 15246, 15400, 16335, 16632, 16806, 16940, 17325, 18150, 18900, 19607, 19800, 20328, 20790, 21175, 21780, 22408, 22869, 23100, 24200, 25209, 25410, 26136, 27225, 27720, 28010, 29700, 30492, 30811, 32670, 33612, 33880, 34650, 36300, 37800, 38115, 39214, 41580, 42015, 42350, 43560, 45738, 46200, 50418, 50820, 51975, 54450, 56020, 58821, 59400, 60984, 61622, 63525, 65340, 67224, 69300, 70025, 72600, 75627, 76230, 78428, 81675, 83160, 84030, 84700, 91476, 92433, 98035, 100836, 101640, 103950, 108900, 112040, 114345, 117642, 123244, 126045, 127050, 130680, 138600, 140050, 151254, 152460, 154055, 156856, 163350, 168060, 169400, 176463, 182952, 184866, 190575, 196070, 201672, 207900, 210075, 215677, 217800, 228690, 235284, 246488, 252090, 254100, 277299, 280100, 294105, 302508, 304920, 308110, 326700, 336120, 338921, 352926, 369732, 378135, 381150, 392140, 415800, 420150, 431354, 457380, 462165, 470568, 490175, 504180, 508200, 529389, 554598, 560200, 571725, 588210, 605016, 616220, 630225, 647031, 653400, 677842, 705852, 739464, 756270, 762300, 770275, 784280, 831897, 840300, 862708, 882315, 914760, 924330, 980350, 1008360, 1016763, 1058778, 1078385, 1109196, 1143450, 1176420, 1232440, 1260450, 1294062, 1355684, 1386495, 1411704, 1470525, 1512540, 1524600, 1540550, 1663794, 1680600, 1694605, 1725416, 1764630, 1848660, 1890675, 1941093, 1960700, 2033526, 2117556, 2156770, 2218392, 2286900, 2310825, 2352840, 2372447, 2520900, 2588124, 2646945, 2711368, 2772990, 2941050, 3025080, 3050289, 3081100, 3235155, 3327588, 3389210, 3529260, 3697320, 3781350, 3882186, 3921400, 4067052, 4159485, 4235112, 4313540, 4411575, 4573800, 4621650, 4744894, 5041800, 5083815, 5176248, 5293890, 5391925, 5545980, 5823279, 5882100, 6100578, 6162200, 6470310, 6655176, 6778420, 6932475, 7058520, 7117341, 7562700, 7764372, 8134104, 8318970, 8473025, 8627080, 8823150, 9150867, 9243300, 9489788, 9705465, 10167630, 10587780, 10783850, 11091960, 11646558, 11764200, 11862235, 12201156, 12940620, 13234725, 13556840, 13864950, 14234682, 15125400, 15251445, 15528744, 16175775, 16637940, 16946050, 17646300, 18301734, 18486600, 18979576, 19410930, 20335260, 20797425, 21175560, 21352023, 21567700, 23293116, 23724470, 24402312, 25419075, 25881240, 26469450, 27729900, 28469364, 29116395, 30502890, 32351550, 33275880, 33892100, 35292600, 35586705, 36603468, 38821860, 40670520, 41594850, 42704046, 43135400, 45754335, 46586232, 47448940, 48527325, 50838150, 52938900, 55459800, 56938728, 58232790, 59311175, 61005780, 64056069, 64703100, 67784200, 71173410, 73206936, 76257225, 77643720, 83189700, 85408092, 91508670, 94897880, 97054650, 101676300, 105877800, 106760115, 116465580, 118622350, 122011560, 128112138, 129406200, 142346820, 145581975, 152514450, 166379400, 170816184, 177933525, 183017340, 194109300, 203352600, 213520230, 228771675, 232931160, 237244700, 256224276, 284693640, 291163950, 305028900, 320280345, 355867050, 366034680, 388218600, 427040460, 457543350, 474489400, 512448552, 533800575, 582327900, 610057800, 640560690, 711734100, 854080920, 915086700, 1067601150, 1164655800, 1281121380, 1423468200, 1601401725, 1830173400, 2135202300, 2562242760, 3202803450, 4270404600, 6405606900, 12811213800]

約数ペア:
[(1, 12811213800), (2, 6405606900), (3, 4270404600), (4, 3202803450), (5, 2562242760), (6, 2135202300), (7, 1830173400), (8, 1601401725), (9, 1423468200), (10, 1281121380), (11, 1164655800), (12, 1067601150), (14, 915086700), (15, 854080920), (18, 711734100), (20, 640560690), (21, 610057800), (22, 582327900), (24, 533800575), (25, 512448552), (27, 474489400), (28, 457543350), (30, 427040460), (33, 388218600), (35, 366034680), (36, 355867050), (40, 320280345), (42, 305028900), (44, 291163950), (45, 284693640), (50, 256224276), (54, 237244700), (55, 232931160), (56, 228771675), (60, 213520230), (63, 203352600), (66, 194109300), (70, 183017340), (72, 177933525), (75, 170816184), (77, 166379400), (84, 152514450), (88, 145581975), (90, 142346820), (99, 129406200), (100, 128112138), (105, 122011560), (108, 118622350), (110, 116465580), (120, 106760115), (121, 105877800), (126, 101676300), (132, 97054650), (135, 94897880), (140, 91508670), (150, 85408092), (154, 83189700), (165, 77643720), (168, 76257225), (175, 73206936), (180, 71173410), (189, 67784200), (198, 64703100), (200, 64056069), (210, 61005780), (216, 59311175), (220, 58232790), (225, 56938728), (231, 55459800), (242, 52938900), (252, 50838150), (264, 48527325), (270, 47448940), (275, 46586232), (280, 45754335), (297, 43135400), (300, 42704046), (308, 41594850), (315, 40670520), (330, 38821860), (350, 36603468), (360, 35586705), (363, 35292600), (378, 33892100), (385, 33275880), (396, 32351550), (420, 30502890), (440, 29116395), (450, 28469364), (462, 27729900), (484, 26469450), (495, 25881240), (504, 25419075), (525, 24402312), (540, 23724470), (550, 23293116), (594, 21567700), (600, 21352023), (605, 21175560), (616, 20797425), (630, 20335260), (660, 19410930), (675, 18979576), (693, 18486600), (700, 18301734), (726, 17646300), (756, 16946050), (770, 16637940), (792, 16175775), (825, 15528744), (840, 15251445), (847, 15125400), (900, 14234682), (924, 13864950), (945, 13556840), (968, 13234725), (990, 12940620), (1050, 12201156), (1080, 11862235), (1089, 11764200), (1100, 11646558), (1155, 11091960), (1188, 10783850), (1210, 10587780), (1260, 10167630), (1320, 9705465), (1350, 9489788), (1386, 9243300), (1400, 9150867), (1452, 8823150), (1485, 8627080), (1512, 8473025), (1540, 8318970), (1575, 8134104), (1650, 7764372), (1694, 7562700), (1800, 7117341), (1815, 7058520), (1848, 6932475), (1890, 6778420), (1925, 6655176), (1980, 6470310), (2079, 6162200), (2100, 6100578), (2178, 5882100), (2200, 5823279), (2310, 5545980), (2376, 5391925), (2420, 5293890), (2475, 5176248), (2520, 5083815), (2541, 5041800), (2700, 4744894), (2772, 4621650), (2801, 4573800), (2904, 4411575), (2970, 4313540), (3025, 4235112), (3080, 4159485), (3150, 4067052), (3267, 3921400), (3300, 3882186), (3388, 3781350), (3465, 3697320), (3630, 3529260), (3780, 3389210), (3850, 3327588), (3960, 3235155), (4158, 3081100), (4200, 3050289), (4235, 3025080), (4356, 2941050), (4620, 2772990), (4725, 2711368), (4840, 2646945), (4950, 2588124), (5082, 2520900), (5400, 2372447), (5445, 2352840), (5544, 2310825), (5602, 2286900), (5775, 2218392), (5940, 2156770), (6050, 2117556), (6300, 2033526), (6534, 1960700), (6600, 1941093), (6776, 1890675), (6930, 1848660), (7260, 1764630), (7425, 1725416), (7560, 1694605), (7623, 1680600), (7700, 1663794), (8316, 1540550), (8403, 1524600), (8470, 1512540), (8712, 1470525), (9075, 1411704), (9240, 1386495), (9450, 1355684), (9900, 1294062), (10164, 1260450), (10395, 1232440), (10890, 1176420), (11204, 1143450), (11550, 1109196), (11880, 1078385), (12100, 1058778), (12600, 1016763), (12705, 1008360), (13068, 980350), (13860, 924330), (14005, 914760), (14520, 882315), (14850, 862708), (15246, 840300), (15400, 831897), (16335, 784280), (16632, 770275), (16806, 762300), (16940, 756270), (17325, 739464), (18150, 705852), (18900, 677842), (19607, 653400), (19800, 647031), (20328, 630225), (20790, 616220), (21175, 605016), (21780, 588210), (22408, 571725), (22869, 560200), (23100, 554598), (24200, 529389), (25209, 508200), (25410, 504180), (26136, 490175), (27225, 470568), (27720, 462165), (28010, 457380), (29700, 431354), (30492, 420150), (30811, 415800), (32670, 392140), (33612, 381150), (33880, 378135), (34650, 369732), (36300, 352926), (37800, 338921), (38115, 336120), (39214, 326700), (41580, 308110), (42015, 304920), (42350, 302508), (43560, 294105), (45738, 280100), (46200, 277299), (50418, 254100), (50820, 252090), (51975, 246488), (54450, 235284), (56020, 228690), (58821, 217800), (59400, 215677), (60984, 210075), (61622, 207900), (63525, 201672), (65340, 196070), (67224, 190575), (69300, 184866), (70025, 182952), (72600, 176463), (75627, 169400), (76230, 168060), (78428, 163350), (81675, 156856), (83160, 154055), (84030, 152460), (84700, 151254), (91476, 140050), (92433, 138600), (98035, 130680), (100836, 127050), (101640, 126045), (103950, 123244), (108900, 117642), (112040, 114345)]

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