1976809680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2745569}}^1$

素因数の和:2745588

約数の個数: 60

約数和(自身を含む): 6638788260

約数和(自身を除く): 4661978580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2745569, 5491138, 8236707, 10982276, 13727845, 16473414, 21964552, 24710121, 27455690, 32946828, 41183535, 43929104, 49420242, 54911380, 65893656, 82367070, 98840484, 109822760, 123550605, 131787312, 164734140, 197680968, 219645520, 247101210, 329468280, 395361936, 494202420, 658936560, 988404840, 1976809680]

約数ペア:

[(1, 1976809680), (2, 988404840), (3, 658936560), (4, 494202420), (5, 395361936), (6, 329468280), (8, 247101210), (9, 219645520), (10, 197680968), (12, 164734140), (15, 131787312), (16, 123550605), (18, 109822760), (20, 98840484), (24, 82367070), (30, 65893656), (36, 54911380), (40, 49420242), (45, 43929104), (48, 41183535), (60, 32946828), (72, 27455690), (80, 24710121), (90, 21964552), (120, 16473414), (144, 13727845), (180, 10982276), (240, 8236707), (360, 5491138), (720, 2745569)]