309770760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{198571}}^1$

素因数の和:198598

約数の個数: 64

約数和(自身を含む): 1000802880

約数和(自身を除く): 691032120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 198571, 397142, 595713, 794284, 992855, 1191426, 1588568, 1985710, 2382852, 2581423, 2978565, 3971420, 4765704, 5162846, 5957130, 7744269, 7942840, 10325692, 11914260, 12907115, 15488538, 20651384, 23828520, 25814230, 30977076, 38721345, 51628460, 61954152, 77442690, 103256920, 154885380, 309770760]

約数ペア:

[(1, 309770760), (2, 154885380), (3, 103256920), (4, 77442690), (5, 61954152), (6, 51628460), (8, 38721345), (10, 30977076), (12, 25814230), (13, 23828520), (15, 20651384), (20, 15488538), (24, 12907115), (26, 11914260), (30, 10325692), (39, 7942840), (40, 7744269), (52, 5957130), (60, 5162846), (65, 4765704), (78, 3971420), (104, 2978565), (120, 2581423), (130, 2382852), (156, 1985710), (195, 1588568), (260, 1191426), (312, 992855), (390, 794284), (520, 595713), (780, 397142), (1560, 198571)]