317444120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 840499200

約数和(自身を除く): 523055080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 113, 127, 140, 158, 226, 254, 280, 316, 395, 452, 508, 553, 565, 632, 635, 790, 791, 889, 904, 1016, 1106, 1130, 1270, 1580, 1582, 1778, 2212, 2260, 2540, 2765, 3160, 3164, 3556, 3955, 4424, 4445, 4520, 5080, 5530, 6328, 7112, 7910, 8890, 8927, 10033, 11060, 14351, 15820, 17780, 17854, 20066, 22120, 28702, 31640, 35560, 35708, 40132, 44635, 50165, 57404, 62489, 70231, 71416, 71755, 80264, 89270, 100330, 100457, 114808, 124978, 140462, 143510, 178540, 200660, 200914, 249956, 280924, 287020, 312445, 351155, 357080, 401320, 401828, 499912, 502285, 561848, 574040, 624890, 702310, 803656, 1004570, 1133729, 1249780, 1404620, 2009140, 2267458, 2499560, 2809240, 4018280, 4534916, 5668645, 7936103, 9069832, 11337290, 15872206, 22674580, 31744412, 39680515, 45349160, 63488824, 79361030, 158722060, 317444120]

約数ペア:

[(1, 317444120), (2, 158722060), (4, 79361030), (5, 63488824), (7, 45349160), (8, 39680515), (10, 31744412), (14, 22674580), (20, 15872206), (28, 11337290), (35, 9069832), (40, 7936103), (56, 5668645), (70, 4534916), (79, 4018280), (113, 2809240), (127, 2499560), (140, 2267458), (158, 2009140), (226, 1404620), (254, 1249780), (280, 1133729), (316, 1004570), (395, 803656), (452, 702310), (508, 624890), (553, 574040), (565, 561848), (632, 502285), (635, 499912), (790, 401828), (791, 401320), (889, 357080), (904, 351155), (1016, 312445), (1106, 287020), (1130, 280924), (1270, 249956), (1580, 200914), (1582, 200660), (1778, 178540), (2212, 143510), (2260, 140462), (2540, 124978), (2765, 114808), (3160, 100457), (3164, 100330), (3556, 89270), (3955, 80264), (4424, 71755), (4445, 71416), (4520, 70231), (5080, 62489), (5530, 57404), (6328, 50165), (7112, 44635), (7910, 40132), (8890, 35708), (8927, 35560), (10033, 31640), (11060, 28702), (14351, 22120), (15820, 20066), (17780, 17854)]