130649940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10223}}^1$

素因数の和:10309

約数の個数: 72

約数和(自身を含む): 401925888

約数和(自身を除く): 271275948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 10223, 12780, 20446, 30669, 40892, 51115, 61338, 92007, 102230, 122676, 153345, 184014, 204460, 306690, 368028, 460035, 613380, 725833, 920070, 1451666, 1840140, 2177499, 2903332, 3629165, 4354998, 6532497, 7258330, 8709996, 10887495, 13064994, 14516660, 21774990, 26129988, 32662485, 43549980, 65324970, 130649940]

約数ペア:

[(1, 130649940), (2, 65324970), (3, 43549980), (4, 32662485), (5, 26129988), (6, 21774990), (9, 14516660), (10, 13064994), (12, 10887495), (15, 8709996), (18, 7258330), (20, 6532497), (30, 4354998), (36, 3629165), (45, 2903332), (60, 2177499), (71, 1840140), (90, 1451666), (142, 920070), (180, 725833), (213, 613380), (284, 460035), (355, 368028), (426, 306690), (639, 204460), (710, 184014), (852, 153345), (1065, 122676), (1278, 102230), (1420, 92007), (2130, 61338), (2556, 51115), (3195, 40892), (4260, 30669), (6390, 20446), (10223, 12780)]