7956390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:933

約数の個数: 64

約数和(自身を含む): 21482496

約数和(自身を除く): 13526106

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 887, 897, 1495, 1774, 1794, 2661, 2990, 4435, 4485, 5322, 8870, 8970, 11531, 13305, 20401, 23062, 26610, 34593, 40802, 57655, 61203, 69186, 102005, 115310, 122406, 172965, 204010, 265213, 306015, 345930, 530426, 612030, 795639, 1326065, 1591278, 2652130, 3978195, 7956390]

約数ペア:

[(1, 7956390), (2, 3978195), (3, 2652130), (5, 1591278), (6, 1326065), (10, 795639), (13, 612030), (15, 530426), (23, 345930), (26, 306015), (30, 265213), (39, 204010), (46, 172965), (65, 122406), (69, 115310), (78, 102005), (115, 69186), (130, 61203), (138, 57655), (195, 40802), (230, 34593), (299, 26610), (345, 23062), (390, 20401), (598, 13305), (690, 11531), (887, 8970), (897, 8870), (1495, 5322), (1774, 4485), (1794, 4435), (2661, 2990)]