124456720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:412

約数の個数: 80

約数和(自身を含む): 298306800

約数和(自身を除く): 173850080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 149, 197, 212, 265, 298, 394, 424, 530, 596, 745, 788, 848, 985, 1060, 1192, 1490, 1576, 1970, 2120, 2384, 2980, 3152, 3940, 4240, 5960, 7880, 7897, 10441, 11920, 15760, 15794, 20882, 29353, 31588, 39485, 41764, 52205, 58706, 63176, 78970, 83528, 104410, 117412, 126352, 146765, 157940, 167056, 208820, 234824, 293530, 315880, 417640, 469648, 587060, 631760, 835280, 1174120, 1555709, 2348240, 3111418, 6222836, 7778545, 12445672, 15557090, 24891344, 31114180, 62228360, 124456720]

約数ペア:

[(1, 124456720), (2, 62228360), (4, 31114180), (5, 24891344), (8, 15557090), (10, 12445672), (16, 7778545), (20, 6222836), (40, 3111418), (53, 2348240), (80, 1555709), (106, 1174120), (149, 835280), (197, 631760), (212, 587060), (265, 469648), (298, 417640), (394, 315880), (424, 293530), (530, 234824), (596, 208820), (745, 167056), (788, 157940), (848, 146765), (985, 126352), (1060, 117412), (1192, 104410), (1490, 83528), (1576, 78970), (1970, 63176), (2120, 58706), (2384, 52205), (2980, 41764), (3152, 39485), (3940, 31588), (4240, 29353), (5960, 20882), (7880, 15794), (7897, 15760), (10441, 11920)]