278327070

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{147263}}^1$

素因数の和:147286

約数の個数: 64

約数和(自身を含む): 848240640

約数和(自身を除く): 569913570

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 147263, 294526, 441789, 736315, 883578, 1030841, 1325367, 1472630, 2061682, 2208945, 2650734, 3092523, 3976101, 4417890, 5154205, 6185046, 6626835, 7952202, 9277569, 10308410, 13253670, 15462615, 18555138, 19880505, 27832707, 30925230, 39761010, 46387845, 55665414, 92775690, 139163535, 278327070]

約数ペア:

[(1, 278327070), (2, 139163535), (3, 92775690), (5, 55665414), (6, 46387845), (7, 39761010), (9, 30925230), (10, 27832707), (14, 19880505), (15, 18555138), (18, 15462615), (21, 13253670), (27, 10308410), (30, 9277569), (35, 7952202), (42, 6626835), (45, 6185046), (54, 5154205), (63, 4417890), (70, 3976101), (90, 3092523), (105, 2650734), (126, 2208945), (135, 2061682), (189, 1472630), (210, 1325367), (270, 1030841), (315, 883578), (378, 736315), (630, 441789), (945, 294526), (1890, 147263)]