201722430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3889}}^1$

素因数の和:3938

約数の個数: 128

約数和(自身を含む): 627379200

約数和(自身を除く): 425656770

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1729, 1995, 2470, 2730, 3458, 3705, 3889, 3990, 5187, 7410, 7778, 8645, 10374, 11667, 17290, 19445, 23334, 25935, 27223, 38890, 50557, 51870, 54446, 58335, 73891, 81669, 101114, 116670, 136115, 147782, 151671, 163338, 221673, 252785, 272230, 303342, 353899, 369455, 408345, 443346, 505570, 517237, 707798, 738910, 758355, 816690, 960583, 1034474, 1061697, 1108365, 1516710, 1551711, 1769495, 1921166, 2123394, 2216730, 2586185, 2881749, 3103422, 3538990, 4802915, 5172370, 5308485, 5763498, 6724081, 7758555, 9605830, 10616970, 13448162, 14408745, 15517110, 20172243, 28817490, 33620405, 40344486, 67240810, 100861215, 201722430]

約数ペア:

[(1, 201722430), (2, 100861215), (3, 67240810), (5, 40344486), (6, 33620405), (7, 28817490), (10, 20172243), (13, 15517110), (14, 14408745), (15, 13448162), (19, 10616970), (21, 9605830), (26, 7758555), (30, 6724081), (35, 5763498), (38, 5308485), (39, 5172370), (42, 4802915), (57, 3538990), (65, 3103422), (70, 2881749), (78, 2586185), (91, 2216730), (95, 2123394), (105, 1921166), (114, 1769495), (130, 1551711), (133, 1516710), (182, 1108365), (190, 1061697), (195, 1034474), (210, 960583), (247, 816690), (266, 758355), (273, 738910), (285, 707798), (390, 517237), (399, 505570), (455, 443346), (494, 408345), (546, 369455), (570, 353899), (665, 303342), (741, 272230), (798, 252785), (910, 221673), (1235, 163338), (1330, 151671), (1365, 147782), (1482, 136115), (1729, 116670), (1995, 101114), (2470, 81669), (2730, 73891), (3458, 58335), (3705, 54446), (3889, 51870), (3990, 50557), (5187, 38890), (7410, 27223), (7778, 25935), (8645, 23334), (10374, 19445), (11667, 17290)]