1315992720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{783329}}^1$

素因数の和:783352

約数の個数: 80

約数和(自身を含む): 4662380160

約数和(自身を除く): 3346387440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 783329, 1566658, 2349987, 3133316, 3916645, 4699974, 5483303, 6266632, 7833290, 9399948, 10966606, 11749935, 12533264, 15666580, 16449909, 18799896, 21933212, 23499870, 27416515, 31333160, 32899818, 37599792, 43866424, 46999740, 54833030, 62666320, 65799636, 82249545, 87732848, 93999480, 109666060, 131599272, 164499090, 187998960, 219332120, 263198544, 328998180, 438664240, 657996360, 1315992720]

約数ペア:

[(1, 1315992720), (2, 657996360), (3, 438664240), (4, 328998180), (5, 263198544), (6, 219332120), (7, 187998960), (8, 164499090), (10, 131599272), (12, 109666060), (14, 93999480), (15, 87732848), (16, 82249545), (20, 65799636), (21, 62666320), (24, 54833030), (28, 46999740), (30, 43866424), (35, 37599792), (40, 32899818), (42, 31333160), (48, 27416515), (56, 23499870), (60, 21933212), (70, 18799896), (80, 16449909), (84, 15666580), (105, 12533264), (112, 11749935), (120, 10966606), (140, 9399948), (168, 7833290), (210, 6266632), (240, 5483303), (280, 4699974), (336, 3916645), (420, 3133316), (560, 2349987), (840, 1566658), (1680, 783329)]