19819800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:64

約数の個数: 432

約数和(自身を含む): 90046320

約数和(自身を除く): 70226520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 24, 25, 26, 28, 30, 33, 35, 36, 39, 40, 42, 44, 45, 50, 52, 55, 56, 60, 63, 65, 66, 70, 72, 75, 77, 78, 84, 88, 90, 91, 99, 100, 104, 105, 110, 117, 120, 121, 126, 130, 132, 140, 143, 150, 154, 156, 165, 168, 175, 180, 182, 195, 198, 200, 210, 220, 225, 231, 234, 242, 252, 260, 264, 273, 275, 280, 286, 300, 308, 312, 315, 325, 330, 350, 360, 363, 364, 385, 390, 396, 420, 429, 440, 450, 455, 462, 468, 484, 495, 504, 520, 525, 546, 550, 572, 585, 600, 605, 616, 630, 650, 660, 693, 700, 715, 726, 728, 770, 780, 792, 819, 825, 840, 847, 858, 900, 910, 924, 936, 968, 975, 990, 1001, 1050, 1089, 1092, 1100, 1144, 1155, 1170, 1210, 1260, 1287, 1300, 1320, 1365, 1386, 1400, 1430, 1452, 1540, 1560, 1573, 1575, 1638, 1650, 1694, 1716, 1800, 1815, 1820, 1848, 1925, 1950, 1980, 2002, 2100, 2145, 2178, 2184, 2200, 2275, 2310, 2340, 2420, 2475, 2520, 2541, 2574, 2600, 2730, 2772, 2860, 2904, 2925, 3003, 3025, 3080, 3146, 3150, 3276, 3300, 3388, 3432, 3465, 3575, 3630, 3640, 3850, 3900, 3960, 4004, 4095, 4200, 4235, 4290, 4356, 4550, 4620, 4680, 4719, 4840, 4950, 5005, 5082, 5148, 5445, 5460, 5544, 5720, 5775, 5850, 6006, 6050, 6292, 6300, 6435, 6552, 6600, 6776, 6825, 6930, 7150, 7260, 7623, 7700, 7800, 7865, 8008, 8190, 8470, 8580, 8712, 9009, 9075, 9100, 9240, 9438, 9900, 10010, 10164, 10296, 10725, 10890, 10920, 11011, 11550, 11700, 12012, 12100, 12584, 12600, 12705, 12870, 13650, 13860, 14157, 14300, 14520, 15015, 15246, 15400, 15730, 16380, 16940, 17160, 17325, 18018, 18150, 18200, 18876, 19800, 20020, 20328, 20475, 21175, 21450, 21780, 22022, 23100, 23400, 23595, 24024, 24200, 25025, 25410, 25740, 27225, 27300, 27720, 28314, 28600, 30030, 30492, 31460, 32175, 32760, 33033, 33880, 34650, 36036, 36300, 37752, 38115, 39325, 40040, 40950, 42350, 42900, 43560, 44044, 45045, 46200, 47190, 50050, 50820, 51480, 54450, 54600, 55055, 56628, 60060, 60984, 62920, 63525, 64350, 66066, 69300, 70785, 72072, 72600, 75075, 76230, 78650, 81900, 84700, 85800, 88088, 90090, 94380, 99099, 100100, 101640, 108900, 110110, 113256, 117975, 120120, 127050, 128700, 132132, 138600, 141570, 150150, 152460, 157300, 163800, 165165, 169400, 180180, 188760, 190575, 198198, 200200, 217800, 220220, 225225, 235950, 254100, 257400, 264264, 275275, 283140, 300300, 304920, 314600, 330330, 353925, 360360, 381150, 396396, 440440, 450450, 471900, 495495, 508200, 550550, 566280, 600600, 660660, 707850, 762300, 792792, 825825, 900900, 943800, 990990, 1101100, 1321320, 1415700, 1524600, 1651650, 1801800, 1981980, 2202200, 2477475, 2831400, 3303300, 3963960, 4954950, 6606600, 9909900, 19819800]

約数ペア:

[(1, 19819800), (2, 9909900), (3, 6606600), (4, 4954950), (5, 3963960), (6, 3303300), (7, 2831400), (8, 2477475), (9, 2202200), (10, 1981980), (11, 1801800), (12, 1651650), (13, 1524600), (14, 1415700), (15, 1321320), (18, 1101100), (20, 990990), (21, 943800), (22, 900900), (24, 825825), (25, 792792), (26, 762300), (28, 707850), (30, 660660), (33, 600600), (35, 566280), (36, 550550), (39, 508200), (40, 495495), (42, 471900), (44, 450450), (45, 440440), (50, 396396), (52, 381150), (55, 360360), (56, 353925), (60, 330330), (63, 314600), (65, 304920), (66, 300300), (70, 283140), (72, 275275), (75, 264264), (77, 257400), (78, 254100), (84, 235950), (88, 225225), (90, 220220), (91, 217800), (99, 200200), (100, 198198), (104, 190575), (105, 188760), (110, 180180), (117, 169400), (120, 165165), (121, 163800), (126, 157300), (130, 152460), (132, 150150), (140, 141570), (143, 138600), (150, 132132), (154, 128700), (156, 127050), (165, 120120), (168, 117975), (175, 113256), (180, 110110), (182, 108900), (195, 101640), (198, 100100), (200, 99099), (210, 94380), (220, 90090), (225, 88088), (231, 85800), (234, 84700), (242, 81900), (252, 78650), (260, 76230), (264, 75075), (273, 72600), (275, 72072), (280, 70785), (286, 69300), (300, 66066), (308, 64350), (312, 63525), (315, 62920), (325, 60984), (330, 60060), (350, 56628), (360, 55055), (363, 54600), (364, 54450), (385, 51480), (390, 50820), (396, 50050), (420, 47190), (429, 46200), (440, 45045), (450, 44044), (455, 43560), (462, 42900), (468, 42350), (484, 40950), (495, 40040), (504, 39325), (520, 38115), (525, 37752), (546, 36300), (550, 36036), (572, 34650), (585, 33880), (600, 33033), (605, 32760), (616, 32175), (630, 31460), (650, 30492), (660, 30030), (693, 28600), (700, 28314), (715, 27720), (726, 27300), (728, 27225), (770, 25740), (780, 25410), (792, 25025), (819, 24200), (825, 24024), (840, 23595), (847, 23400), (858, 23100), (900, 22022), (910, 21780), (924, 21450), (936, 21175), (968, 20475), (975, 20328), (990, 20020), (1001, 19800), (1050, 18876), (1089, 18200), (1092, 18150), (1100, 18018), (1144, 17325), (1155, 17160), (1170, 16940), (1210, 16380), (1260, 15730), (1287, 15400), (1300, 15246), (1320, 15015), (1365, 14520), (1386, 14300), (1400, 14157), (1430, 13860), (1452, 13650), (1540, 12870), (1560, 12705), (1573, 12600), (1575, 12584), (1638, 12100), (1650, 12012), (1694, 11700), (1716, 11550), (1800, 11011), (1815, 10920), (1820, 10890), (1848, 10725), (1925, 10296), (1950, 10164), (1980, 10010), (2002, 9900), (2100, 9438), (2145, 9240), (2178, 9100), (2184, 9075), (2200, 9009), (2275, 8712), (2310, 8580), (2340, 8470), (2420, 8190), (2475, 8008), (2520, 7865), (2541, 7800), (2574, 7700), (2600, 7623), (2730, 7260), (2772, 7150), (2860, 6930), (2904, 6825), (2925, 6776), (3003, 6600), (3025, 6552), (3080, 6435), (3146, 6300), (3150, 6292), (3276, 6050), (3300, 6006), (3388, 5850), (3432, 5775), (3465, 5720), (3575, 5544), (3630, 5460), (3640, 5445), (3850, 5148), (3900, 5082), (3960, 5005), (4004, 4950), (4095, 4840), (4200, 4719), (4235, 4680), (4290, 4620), (4356, 4550)]