156976120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5443}}^1$

素因数の和:5564

約数の個数: 64

約数和(自身を含む): 407646720

約数和(自身を除く): 250670600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2884, 3605, 4120, 5443, 5768, 7210, 10886, 14420, 21772, 27215, 28840, 38101, 43544, 54430, 76202, 108860, 152404, 190505, 217720, 304808, 381010, 560629, 762020, 1121258, 1524040, 2242516, 2803145, 3924403, 4485032, 5606290, 7848806, 11212580, 15697612, 19622015, 22425160, 31395224, 39244030, 78488060, 156976120]

約数ペア:

[(1, 156976120), (2, 78488060), (4, 39244030), (5, 31395224), (7, 22425160), (8, 19622015), (10, 15697612), (14, 11212580), (20, 7848806), (28, 5606290), (35, 4485032), (40, 3924403), (56, 2803145), (70, 2242516), (103, 1524040), (140, 1121258), (206, 762020), (280, 560629), (412, 381010), (515, 304808), (721, 217720), (824, 190505), (1030, 152404), (1442, 108860), (2060, 76202), (2884, 54430), (3605, 43544), (4120, 38101), (5443, 28840), (5768, 27215), (7210, 21772), (10886, 14420)]