80441970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3719}}^1$

素因数の和:3839

約数の個数: 64

約数和(自身を含む): 222842880

約数和(自身を除く): 142400910

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 103, 105, 206, 210, 309, 515, 618, 721, 1030, 1442, 1545, 2163, 3090, 3605, 3719, 4326, 7210, 7438, 10815, 11157, 18595, 21630, 22314, 26033, 37190, 52066, 55785, 78099, 111570, 130165, 156198, 260330, 383057, 390495, 766114, 780990, 1149171, 1915285, 2298342, 2681399, 3830570, 5362798, 5745855, 8044197, 11491710, 13406995, 16088394, 26813990, 40220985, 80441970]

約数ペア:

[(1, 80441970), (2, 40220985), (3, 26813990), (5, 16088394), (6, 13406995), (7, 11491710), (10, 8044197), (14, 5745855), (15, 5362798), (21, 3830570), (30, 2681399), (35, 2298342), (42, 1915285), (70, 1149171), (103, 780990), (105, 766114), (206, 390495), (210, 383057), (309, 260330), (515, 156198), (618, 130165), (721, 111570), (1030, 78099), (1442, 55785), (1545, 52066), (2163, 37190), (3090, 26033), (3605, 22314), (3719, 21630), (4326, 18595), (7210, 11157), (7438, 10815)]