77969970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:776

約数の個数: 96

約数和(自身を含む): 220776192

約数和(自身を除く): 142806222

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 103, 117, 130, 195, 206, 234, 309, 390, 515, 585, 618, 647, 927, 1030, 1170, 1294, 1339, 1545, 1854, 1941, 2678, 3090, 3235, 3882, 4017, 4635, 5823, 6470, 6695, 8034, 8411, 9270, 9705, 11646, 12051, 13390, 16822, 19410, 20085, 24102, 25233, 29115, 40170, 42055, 50466, 58230, 60255, 66641, 75699, 84110, 120510, 126165, 133282, 151398, 199923, 252330, 333205, 378495, 399846, 599769, 666410, 756990, 866333, 999615, 1199538, 1732666, 1999230, 2598999, 2998845, 4331665, 5197998, 5997690, 7796997, 8663330, 12994995, 15593994, 25989990, 38984985, 77969970]

約数ペア:

[(1, 77969970), (2, 38984985), (3, 25989990), (5, 15593994), (6, 12994995), (9, 8663330), (10, 7796997), (13, 5997690), (15, 5197998), (18, 4331665), (26, 2998845), (30, 2598999), (39, 1999230), (45, 1732666), (65, 1199538), (78, 999615), (90, 866333), (103, 756990), (117, 666410), (130, 599769), (195, 399846), (206, 378495), (234, 333205), (309, 252330), (390, 199923), (515, 151398), (585, 133282), (618, 126165), (647, 120510), (927, 84110), (1030, 75699), (1170, 66641), (1294, 60255), (1339, 58230), (1545, 50466), (1854, 42055), (1941, 40170), (2678, 29115), (3090, 25233), (3235, 24102), (3882, 20085), (4017, 19410), (4635, 16822), (5823, 13390), (6470, 12051), (6695, 11646), (8034, 9705), (8411, 9270)]