252871890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{4639}}^1$

素因数の和:4751

約数の個数: 64

約数和(自身を含む): 641433600

約数和(自身を除く): 388561710

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 79, 115, 138, 158, 230, 237, 345, 395, 474, 690, 790, 1185, 1817, 2370, 3634, 4639, 5451, 9085, 9278, 10902, 13917, 18170, 23195, 27255, 27834, 46390, 54510, 69585, 106697, 139170, 213394, 320091, 366481, 533485, 640182, 732962, 1066970, 1099443, 1600455, 1832405, 2198886, 3200910, 3664810, 5497215, 8429063, 10994430, 16858126, 25287189, 42145315, 50574378, 84290630, 126435945, 252871890]

約数ペア:

[(1, 252871890), (2, 126435945), (3, 84290630), (5, 50574378), (6, 42145315), (10, 25287189), (15, 16858126), (23, 10994430), (30, 8429063), (46, 5497215), (69, 3664810), (79, 3200910), (115, 2198886), (138, 1832405), (158, 1600455), (230, 1099443), (237, 1066970), (345, 732962), (395, 640182), (474, 533485), (690, 366481), (790, 320091), (1185, 213394), (1817, 139170), (2370, 106697), (3634, 69585), (4639, 54510), (5451, 46390), (9085, 27834), (9278, 27255), (10902, 23195), (13917, 18170)]