30780414

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1279}}^1$

素因数の和:1485

約数の個数: 48

約数和(自身を含む): 76677120

約数和(自身を除く): 45896706

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 191, 382, 573, 1146, 1279, 1337, 1719, 2558, 2674, 3438, 3837, 4011, 7674, 8022, 8953, 11511, 12033, 17906, 23022, 24066, 26859, 53718, 80577, 161154, 244289, 488578, 732867, 1465734, 1710023, 2198601, 3420046, 4397202, 5130069, 10260138, 15390207, 30780414]

約数ペア:

[(1, 30780414), (2, 15390207), (3, 10260138), (6, 5130069), (7, 4397202), (9, 3420046), (14, 2198601), (18, 1710023), (21, 1465734), (42, 732867), (63, 488578), (126, 244289), (191, 161154), (382, 80577), (573, 53718), (1146, 26859), (1279, 24066), (1337, 23022), (1719, 17906), (2558, 12033), (2674, 11511), (3438, 8953), (3837, 8022), (4011, 7674)]