28700790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 71089920

約数和(自身を除く): 42389130

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 109, 131, 134, 201, 218, 262, 327, 335, 393, 402, 545, 654, 655, 670, 786, 1005, 1090, 1310, 1635, 1965, 2010, 3270, 3930, 7303, 8777, 14279, 14606, 17554, 21909, 26331, 28558, 36515, 42837, 43818, 43885, 52662, 71395, 73030, 85674, 87770, 109545, 131655, 142790, 214185, 219090, 263310, 428370, 956693, 1913386, 2870079, 4783465, 5740158, 9566930, 14350395, 28700790]

約数ペア:

[(1, 28700790), (2, 14350395), (3, 9566930), (5, 5740158), (6, 4783465), (10, 2870079), (15, 1913386), (30, 956693), (67, 428370), (109, 263310), (131, 219090), (134, 214185), (201, 142790), (218, 131655), (262, 109545), (327, 87770), (335, 85674), (393, 73030), (402, 71395), (545, 52662), (654, 43885), (655, 43818), (670, 42837), (786, 36515), (1005, 28558), (1090, 26331), (1310, 21909), (1635, 17554), (1965, 14606), (2010, 14279), (3270, 8777), (3930, 7303)]