12553621640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{383}}^1\times {\mathrm{2389}}^1$

素因数の和:2804

約数の個数: 128

約数和(自身を含む): 33039360000

約数和(自身を除く): 20485738360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 383, 392, 490, 686, 766, 980, 1372, 1532, 1715, 1915, 1960, 2389, 2681, 2744, 3064, 3430, 3830, 4778, 5362, 6860, 7660, 9556, 10724, 11945, 13405, 13720, 15320, 16723, 18767, 19112, 21448, 23890, 26810, 33446, 37534, 47780, 53620, 66892, 75068, 83615, 93835, 95560, 107240, 117061, 131369, 133784, 150136, 167230, 187670, 234122, 262738, 334460, 375340, 468244, 525476, 585305, 656845, 668920, 750680, 819427, 914987, 936488, 1050952, 1170610, 1313690, 1638854, 1829974, 2341220, 2627380, 3277708, 3659948, 4097135, 4574935, 4682440, 5254760, 6404909, 6555416, 7319896, 8194270, 9149870, 12809818, 16388540, 18299740, 25619636, 32024545, 32777080, 36599480, 44834363, 51239272, 64049090, 89668726, 128098180, 179337452, 224171815, 256196360, 313840541, 358674904, 448343630, 627681082, 896687260, 1255362164, 1569202705, 1793374520, 2510724328, 3138405410, 6276810820, 12553621640]

約数ペア:

[(1, 12553621640), (2, 6276810820), (4, 3138405410), (5, 2510724328), (7, 1793374520), (8, 1569202705), (10, 1255362164), (14, 896687260), (20, 627681082), (28, 448343630), (35, 358674904), (40, 313840541), (49, 256196360), (56, 224171815), (70, 179337452), (98, 128098180), (140, 89668726), (196, 64049090), (245, 51239272), (280, 44834363), (343, 36599480), (383, 32777080), (392, 32024545), (490, 25619636), (686, 18299740), (766, 16388540), (980, 12809818), (1372, 9149870), (1532, 8194270), (1715, 7319896), (1915, 6555416), (1960, 6404909), (2389, 5254760), (2681, 4682440), (2744, 4574935), (3064, 4097135), (3430, 3659948), (3830, 3277708), (4778, 2627380), (5362, 2341220), (6860, 1829974), (7660, 1638854), (9556, 1313690), (10724, 1170610), (11945, 1050952), (13405, 936488), (13720, 914987), (15320, 819427), (16723, 750680), (18767, 668920), (19112, 656845), (21448, 585305), (23890, 525476), (26810, 468244), (33446, 375340), (37534, 334460), (47780, 262738), (53620, 234122), (66892, 187670), (75068, 167230), (83615, 150136), (93835, 133784), (95560, 131369), (107240, 117061)]