82531320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1063}}^1$

素因数の和:1724

約数の個数: 64

約数和(自身を含む): 248209920

約数和(自身を除く): 165678600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 1063, 1294, 1941, 2126, 2588, 3189, 3235, 3882, 4252, 5176, 5315, 6378, 6470, 7764, 8504, 9705, 10630, 12756, 12940, 15528, 15945, 19410, 21260, 25512, 25880, 31890, 38820, 42520, 63780, 77640, 127560, 687761, 1375522, 2063283, 2751044, 3438805, 4126566, 5502088, 6877610, 8253132, 10316415, 13755220, 16506264, 20632830, 27510440, 41265660, 82531320]

約数ペア:

[(1, 82531320), (2, 41265660), (3, 27510440), (4, 20632830), (5, 16506264), (6, 13755220), (8, 10316415), (10, 8253132), (12, 6877610), (15, 5502088), (20, 4126566), (24, 3438805), (30, 2751044), (40, 2063283), (60, 1375522), (120, 687761), (647, 127560), (1063, 77640), (1294, 63780), (1941, 42520), (2126, 38820), (2588, 31890), (3189, 25880), (3235, 25512), (3882, 21260), (4252, 19410), (5176, 15945), (5315, 15528), (6378, 12940), (6470, 12756), (7764, 10630), (8504, 9705)]