About the Number

2121308280

2121308279 ← → 2121308281

2進数表記:1111110011100001001100001111000

漢数字表記:二十一億二千百三十万八千二百八十

素因数分解:

2 3 × 3 2 × 5 1 × 7 1 × 13 2 × 17 1 × 293 1

素因数の和:360
約数の個数: 576
約数和(自身を含む): 9064560960
約数和(自身を除く): 6943252680

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 24, 26, 28, 30, 34, 35, 36, 39, 40, 42, 45, 51, 52, 56, 60, 63, 65, 68, 70, 72, 78, 84, 85, 90, 91, 102, 104, 105, 117, 119, 120, 126, 130, 136, 140, 153, 156, 168, 169, 170, 180, 182, 195, 204, 210, 221, 234, 238, 252, 255, 260, 273, 280, 293, 306, 312, 315, 338, 340, 357, 360, 364, 390, 408, 420, 442, 455, 468, 476, 504, 507, 510, 520, 546, 585, 586, 595, 612, 630, 663, 676, 680, 714, 728, 765, 780, 819, 840, 845, 879, 884, 910, 936, 952, 1014, 1020, 1071, 1092, 1105, 1170, 1172, 1183, 1190, 1224, 1260, 1326, 1352, 1365, 1428, 1465, 1521, 1530, 1547, 1560, 1638, 1690, 1758, 1768, 1785, 1820, 1989, 2028, 2040, 2051, 2142, 2184, 2210, 2340, 2344, 2366, 2380, 2520, 2535, 2637, 2652, 2730, 2856, 2873, 2930, 3042, 3060, 3094, 3276, 3315, 3380, 3516, 3549, 3570, 3640, 3809, 3978, 4056, 4095, 4102, 4284, 4395, 4420, 4641, 4680, 4732, 4760, 4981, 5070, 5274, 5304, 5355, 5460, 5746, 5860, 5915, 6084, 6120, 6153, 6188, 6552, 6630, 6760, 7032, 7098, 7140, 7605, 7618, 7735, 7956, 8190, 8204, 8568, 8619, 8790, 8840, 9282, 9464, 9945, 9962, 10140, 10255, 10548, 10647, 10710, 10920, 11427, 11492, 11720, 11830, 12168, 12306, 12376, 13185, 13260, 13923, 14196, 14280, 14365, 14943, 15210, 15236, 15470, 15912, 16380, 16408, 17238, 17580, 17745, 18459, 18564, 19045, 19890, 19924, 20111, 20280, 20510, 21096, 21294, 21420, 22854, 22984, 23205, 23660, 24612, 24905, 25857, 26370, 26520, 26663, 27846, 28392, 28730, 29886, 30420, 30472, 30765, 30940, 32760, 34281, 34476, 34867, 35160, 35490, 36918, 37128, 38090, 39780, 39848, 40222, 41020, 42588, 42840, 43095, 44829, 45708, 46410, 47320, 49224, 49517, 49810, 51714, 52740, 53235, 53326, 55692, 57135, 57460, 59772, 60333, 60840, 61530, 61880, 64753, 68562, 68952, 69615, 69734, 70980, 73836, 74715, 76180, 79560, 79989, 80444, 82040, 85176, 86190, 89658, 91416, 92295, 92820, 99034, 99620, 100555, 103428, 104601, 105480, 106470, 106652, 111384, 114270, 114920, 119544, 120666, 123060, 129285, 129506, 133315, 137124, 139230, 139468, 141960, 147672, 148551, 149430, 152360, 159978, 160888, 171405, 172380, 174335, 179316, 180999, 184590, 185640, 194259, 198068, 199240, 201110, 206856, 209202, 212940, 213304, 224145, 228540, 239967, 241332, 246120, 247585, 258570, 259012, 266630, 274248, 278460, 278936, 297102, 298860, 301665, 313803, 319956, 323765, 342810, 344760, 346619, 348670, 358632, 361998, 369180, 388518, 396136, 399945, 402220, 418404, 425880, 445653, 448290, 453271, 457080, 479934, 482664, 495170, 517140, 518024, 523005, 533260, 556920, 582777, 594204, 597720, 603330, 627606, 639912, 647530, 685620, 693238, 697340, 723996, 738360, 742755, 777036, 799890, 804440, 836808, 841789, 891306, 896580, 904995, 906542, 959868, 971295, 990340, 1034280, 1039857, 1046010, 1066520, 1165554, 1188408, 1199835, 1206660, 1255212, 1295060, 1359813, 1371240, 1386476, 1394680, 1447992, 1485510, 1554072, 1569015, 1599780, 1683578, 1733095, 1782612, 1793160, 1809990, 1813084, 1919736, 1942590, 1980680, 2079714, 2092020, 2228265, 2266355, 2331108, 2399670, 2413320, 2510424, 2525367, 2590120, 2719626, 2772952, 2913885, 2971020, 3119571, 3138030, 3199560, 3367156, 3466190, 3565224, 3619980, 3626168, 3885180, 4079439, 4159428, 4184040, 4208945, 4456530, 4532710, 4662216, 4799340, 5050734, 5199285, 5439252, 5827770, 5892523, 5942040, 6239142, 6276060, 6734312, 6799065, 6932380, 7239960, 7576101, 7770360, 8158878, 8318856, 8417890, 8913060, 9065420, 9598680, 10101468, 10398570, 10878504, 11655540, 11785046, 12478284, 12552120, 12626835, 13598130, 13864760, 15152202, 15597855, 16317756, 16835780, 17677569, 17826120, 18130840, 20202936, 20397195, 20797140, 23311080, 23570092, 24956568, 25253670, 27196260, 29462615, 30304404, 31195710, 32635512, 33671560, 35355138, 37880505, 40794390, 41594280, 47140184, 50507340, 53032707, 54392520, 58925230, 60608808, 62391420, 70710276, 75761010, 81588780, 88387845, 101014680, 106065414, 117850460, 124782840, 141420552, 151522020, 163177560, 176775690, 212130828, 235700920, 265163535, 303044040, 353551380, 424261656, 530327070, 707102760, 1060654140, 2121308280]

約数ペア:
[(1, 2121308280), (2, 1060654140), (3, 707102760), (4, 530327070), (5, 424261656), (6, 353551380), (7, 303044040), (8, 265163535), (9, 235700920), (10, 212130828), (12, 176775690), (13, 163177560), (14, 151522020), (15, 141420552), (17, 124782840), (18, 117850460), (20, 106065414), (21, 101014680), (24, 88387845), (26, 81588780), (28, 75761010), (30, 70710276), (34, 62391420), (35, 60608808), (36, 58925230), (39, 54392520), (40, 53032707), (42, 50507340), (45, 47140184), (51, 41594280), (52, 40794390), (56, 37880505), (60, 35355138), (63, 33671560), (65, 32635512), (68, 31195710), (70, 30304404), (72, 29462615), (78, 27196260), (84, 25253670), (85, 24956568), (90, 23570092), (91, 23311080), (102, 20797140), (104, 20397195), (105, 20202936), (117, 18130840), (119, 17826120), (120, 17677569), (126, 16835780), (130, 16317756), (136, 15597855), (140, 15152202), (153, 13864760), (156, 13598130), (168, 12626835), (169, 12552120), (170, 12478284), (180, 11785046), (182, 11655540), (195, 10878504), (204, 10398570), (210, 10101468), (221, 9598680), (234, 9065420), (238, 8913060), (252, 8417890), (255, 8318856), (260, 8158878), (273, 7770360), (280, 7576101), (293, 7239960), (306, 6932380), (312, 6799065), (315, 6734312), (338, 6276060), (340, 6239142), (357, 5942040), (360, 5892523), (364, 5827770), (390, 5439252), (408, 5199285), (420, 5050734), (442, 4799340), (455, 4662216), (468, 4532710), (476, 4456530), (504, 4208945), (507, 4184040), (510, 4159428), (520, 4079439), (546, 3885180), (585, 3626168), (586, 3619980), (595, 3565224), (612, 3466190), (630, 3367156), (663, 3199560), (676, 3138030), (680, 3119571), (714, 2971020), (728, 2913885), (765, 2772952), (780, 2719626), (819, 2590120), (840, 2525367), (845, 2510424), (879, 2413320), (884, 2399670), (910, 2331108), (936, 2266355), (952, 2228265), (1014, 2092020), (1020, 2079714), (1071, 1980680), (1092, 1942590), (1105, 1919736), (1170, 1813084), (1172, 1809990), (1183, 1793160), (1190, 1782612), (1224, 1733095), (1260, 1683578), (1326, 1599780), (1352, 1569015), (1365, 1554072), (1428, 1485510), (1465, 1447992), (1521, 1394680), (1530, 1386476), (1547, 1371240), (1560, 1359813), (1638, 1295060), (1690, 1255212), (1758, 1206660), (1768, 1199835), (1785, 1188408), (1820, 1165554), (1989, 1066520), (2028, 1046010), (2040, 1039857), (2051, 1034280), (2142, 990340), (2184, 971295), (2210, 959868), (2340, 906542), (2344, 904995), (2366, 896580), (2380, 891306), (2520, 841789), (2535, 836808), (2637, 804440), (2652, 799890), (2730, 777036), (2856, 742755), (2873, 738360), (2930, 723996), (3042, 697340), (3060, 693238), (3094, 685620), (3276, 647530), (3315, 639912), (3380, 627606), (3516, 603330), (3549, 597720), (3570, 594204), (3640, 582777), (3809, 556920), (3978, 533260), (4056, 523005), (4095, 518024), (4102, 517140), (4284, 495170), (4395, 482664), (4420, 479934), (4641, 457080), (4680, 453271), (4732, 448290), (4760, 445653), (4981, 425880), (5070, 418404), (5274, 402220), (5304, 399945), (5355, 396136), (5460, 388518), (5746, 369180), (5860, 361998), (5915, 358632), (6084, 348670), (6120, 346619), (6153, 344760), (6188, 342810), (6552, 323765), (6630, 319956), (6760, 313803), (7032, 301665), (7098, 298860), (7140, 297102), (7605, 278936), (7618, 278460), (7735, 274248), (7956, 266630), (8190, 259012), (8204, 258570), (8568, 247585), (8619, 246120), (8790, 241332), (8840, 239967), (9282, 228540), (9464, 224145), (9945, 213304), (9962, 212940), (10140, 209202), (10255, 206856), (10548, 201110), (10647, 199240), (10710, 198068), (10920, 194259), (11427, 185640), (11492, 184590), (11720, 180999), (11830, 179316), (12168, 174335), (12306, 172380), (12376, 171405), (13185, 160888), (13260, 159978), (13923, 152360), (14196, 149430), (14280, 148551), (14365, 147672), (14943, 141960), (15210, 139468), (15236, 139230), (15470, 137124), (15912, 133315), (16380, 129506), (16408, 129285), (17238, 123060), (17580, 120666), (17745, 119544), (18459, 114920), (18564, 114270), (19045, 111384), (19890, 106652), (19924, 106470), (20111, 105480), (20280, 104601), (20510, 103428), (21096, 100555), (21294, 99620), (21420, 99034), (22854, 92820), (22984, 92295), (23205, 91416), (23660, 89658), (24612, 86190), (24905, 85176), (25857, 82040), (26370, 80444), (26520, 79989), (26663, 79560), (27846, 76180), (28392, 74715), (28730, 73836), (29886, 70980), (30420, 69734), (30472, 69615), (30765, 68952), (30940, 68562), (32760, 64753), (34281, 61880), (34476, 61530), (34867, 60840), (35160, 60333), (35490, 59772), (36918, 57460), (37128, 57135), (38090, 55692), (39780, 53326), (39848, 53235), (40222, 52740), (41020, 51714), (42588, 49810), (42840, 49517), (43095, 49224), (44829, 47320), (45708, 46410)]

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