223374640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{659}}^1$

素因数の和:914

約数の個数: 80

約数和(自身を含む): 549964800

約数和(自身を除く): 326590160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 223, 304, 380, 446, 659, 760, 892, 1115, 1318, 1520, 1784, 2230, 2636, 3295, 3568, 4237, 4460, 5272, 6590, 8474, 8920, 10544, 12521, 13180, 16948, 17840, 21185, 25042, 26360, 33896, 42370, 50084, 52720, 62605, 67792, 84740, 100168, 125210, 146957, 169480, 200336, 250420, 293914, 338960, 500840, 587828, 734785, 1001680, 1175656, 1469570, 2351312, 2792183, 2939140, 5584366, 5878280, 11168732, 11756560, 13960915, 22337464, 27921830, 44674928, 55843660, 111687320, 223374640]

約数ペア:

[(1, 223374640), (2, 111687320), (4, 55843660), (5, 44674928), (8, 27921830), (10, 22337464), (16, 13960915), (19, 11756560), (20, 11168732), (38, 5878280), (40, 5584366), (76, 2939140), (80, 2792183), (95, 2351312), (152, 1469570), (190, 1175656), (223, 1001680), (304, 734785), (380, 587828), (446, 500840), (659, 338960), (760, 293914), (892, 250420), (1115, 200336), (1318, 169480), (1520, 146957), (1784, 125210), (2230, 100168), (2636, 84740), (3295, 67792), (3568, 62605), (4237, 52720), (4460, 50084), (5272, 42370), (6590, 33896), (8474, 26360), (8920, 25042), (10544, 21185), (12521, 17840), (13180, 16948)]