278318610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{19697}}^1$

素因数の和:19867

約数の個数: 48

約数和(自身を含む): 728274456

約数和(自身を除く): 449955846

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 942, 1413, 1570, 2355, 2826, 4710, 7065, 14130, 19697, 39394, 59091, 98485, 118182, 177273, 196970, 295455, 354546, 590910, 886365, 1772730, 3092429, 6184858, 9277287, 15462145, 18554574, 27831861, 30924290, 46386435, 55663722, 92772870, 139159305, 278318610]

約数ペア:

[(1, 278318610), (2, 139159305), (3, 92772870), (5, 55663722), (6, 46386435), (9, 30924290), (10, 27831861), (15, 18554574), (18, 15462145), (30, 9277287), (45, 6184858), (90, 3092429), (157, 1772730), (314, 886365), (471, 590910), (785, 354546), (942, 295455), (1413, 196970), (1570, 177273), (2355, 118182), (2826, 98485), (4710, 59091), (7065, 39394), (14130, 19697)]