8990790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 64

約数和(自身を含む): 23302080

約数和(自身を除く): 14311290

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 61, 85, 102, 122, 170, 183, 255, 289, 305, 366, 510, 578, 610, 867, 915, 1037, 1445, 1734, 1830, 2074, 2890, 3111, 4335, 4913, 5185, 6222, 8670, 9826, 10370, 14739, 15555, 17629, 24565, 29478, 31110, 35258, 49130, 52887, 73695, 88145, 105774, 147390, 176290, 264435, 299693, 528870, 599386, 899079, 1498465, 1798158, 2996930, 4495395, 8990790]

約数ペア:

[(1, 8990790), (2, 4495395), (3, 2996930), (5, 1798158), (6, 1498465), (10, 899079), (15, 599386), (17, 528870), (30, 299693), (34, 264435), (51, 176290), (61, 147390), (85, 105774), (102, 88145), (122, 73695), (170, 52887), (183, 49130), (255, 35258), (289, 31110), (305, 29478), (366, 24565), (510, 17629), (578, 15555), (610, 14739), (867, 10370), (915, 9826), (1037, 8670), (1445, 6222), (1734, 5185), (1830, 4913), (2074, 4335), (2890, 3111)]