21481635560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2659}}^1$

素因数の和:2792

約数の個数: 256

約数和(自身を含む): 62695987200

約数和(自身を除く): 41214351640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 61, 70, 77, 86, 88, 110, 122, 140, 154, 172, 215, 220, 244, 280, 301, 305, 308, 344, 385, 427, 430, 440, 473, 488, 602, 610, 616, 671, 770, 854, 860, 946, 1204, 1220, 1342, 1505, 1540, 1708, 1720, 1892, 2135, 2365, 2408, 2440, 2623, 2659, 2684, 3010, 3080, 3311, 3355, 3416, 3784, 4270, 4697, 4730, 5246, 5318, 5368, 6020, 6622, 6710, 8540, 9394, 9460, 10492, 10636, 12040, 13115, 13244, 13295, 13420, 16555, 17080, 18361, 18613, 18788, 18920, 20984, 21272, 23485, 26230, 26488, 26590, 26840, 28853, 29249, 33110, 36722, 37226, 37576, 46970, 52460, 53180, 57706, 58498, 66220, 73444, 74452, 91805, 93065, 93940, 104920, 106360, 114337, 115412, 116996, 132440, 144265, 146245, 146888, 148904, 162199, 183610, 186130, 187880, 201971, 204743, 228674, 230824, 233992, 288530, 292490, 324398, 367220, 372260, 403942, 409486, 457348, 571685, 577060, 584980, 648796, 734440, 744520, 800359, 807884, 810995, 818972, 914696, 1009855, 1023715, 1135393, 1143370, 1154120, 1169960, 1257707, 1297592, 1600718, 1615768, 1621990, 1637944, 1784189, 2019710, 2047430, 2270786, 2286740, 2515414, 3201436, 3243980, 3568378, 4001795, 4039420, 4094860, 4541572, 4573480, 5030828, 5676965, 6288535, 6402872, 6487960, 6974557, 7136756, 8003590, 8078840, 8189720, 8803949, 8920945, 9083144, 10061656, 11353930, 12489323, 12577070, 13949114, 14273512, 16007180, 17607898, 17841890, 22707860, 24978646, 25154140, 27898228, 32014360, 34872785, 35215796, 35683780, 44019745, 45415720, 48821899, 49957292, 50308280, 55796456, 62446615, 69745570, 70431592, 71367560, 76720127, 88039490, 97643798, 99914584, 124893230, 139491140, 153440254, 176078980, 195287596, 244109495, 249786460, 278982280, 306880508, 352157960, 383600635, 390575192, 488218990, 499572920, 537040889, 613761016, 767201270, 976437980, 1074081778, 1534402540, 1952875960, 2148163556, 2685204445, 3068805080, 4296327112, 5370408890, 10740817780, 21481635560]

約数ペア:

[(1, 21481635560), (2, 10740817780), (4, 5370408890), (5, 4296327112), (7, 3068805080), (8, 2685204445), (10, 2148163556), (11, 1952875960), (14, 1534402540), (20, 1074081778), (22, 976437980), (28, 767201270), (35, 613761016), (40, 537040889), (43, 499572920), (44, 488218990), (55, 390575192), (56, 383600635), (61, 352157960), (70, 306880508), (77, 278982280), (86, 249786460), (88, 244109495), (110, 195287596), (122, 176078980), (140, 153440254), (154, 139491140), (172, 124893230), (215, 99914584), (220, 97643798), (244, 88039490), (280, 76720127), (301, 71367560), (305, 70431592), (308, 69745570), (344, 62446615), (385, 55796456), (427, 50308280), (430, 49957292), (440, 48821899), (473, 45415720), (488, 44019745), (602, 35683780), (610, 35215796), (616, 34872785), (671, 32014360), (770, 27898228), (854, 25154140), (860, 24978646), (946, 22707860), (1204, 17841890), (1220, 17607898), (1342, 16007180), (1505, 14273512), (1540, 13949114), (1708, 12577070), (1720, 12489323), (1892, 11353930), (2135, 10061656), (2365, 9083144), (2408, 8920945), (2440, 8803949), (2623, 8189720), (2659, 8078840), (2684, 8003590), (3010, 7136756), (3080, 6974557), (3311, 6487960), (3355, 6402872), (3416, 6288535), (3784, 5676965), (4270, 5030828), (4697, 4573480), (4730, 4541572), (5246, 4094860), (5318, 4039420), (5368, 4001795), (6020, 3568378), (6622, 3243980), (6710, 3201436), (8540, 2515414), (9394, 2286740), (9460, 2270786), (10492, 2047430), (10636, 2019710), (12040, 1784189), (13115, 1637944), (13244, 1621990), (13295, 1615768), (13420, 1600718), (16555, 1297592), (17080, 1257707), (18361, 1169960), (18613, 1154120), (18788, 1143370), (18920, 1135393), (20984, 1023715), (21272, 1009855), (23485, 914696), (26230, 818972), (26488, 810995), (26590, 807884), (26840, 800359), (28853, 744520), (29249, 734440), (33110, 648796), (36722, 584980), (37226, 577060), (37576, 571685), (46970, 457348), (52460, 409486), (53180, 403942), (57706, 372260), (58498, 367220), (66220, 324398), (73444, 292490), (74452, 288530), (91805, 233992), (93065, 230824), (93940, 228674), (104920, 204743), (106360, 201971), (114337, 187880), (115412, 186130), (116996, 183610), (132440, 162199), (144265, 148904), (146245, 146888)]