81045067920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{337687783}}^1$

素因数の和:337687799

約数の個数: 40

約数和(自身を含む): 251239711296

約数和(自身を除く): 170194643376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 337687783, 675375566, 1013063349, 1350751132, 1688438915, 2026126698, 2701502264, 3376877830, 4052253396, 5065316745, 5403004528, 6753755660, 8104506792, 10130633490, 13507511320, 16209013584, 20261266980, 27015022640, 40522533960, 81045067920]

約数ペア:

[(1, 81045067920), (2, 40522533960), (3, 27015022640), (4, 20261266980), (5, 16209013584), (6, 13507511320), (8, 10130633490), (10, 8104506792), (12, 6753755660), (15, 5403004528), (16, 5065316745), (20, 4052253396), (24, 3376877830), (30, 2701502264), (40, 2026126698), (48, 1688438915), (60, 1350751132), (80, 1013063349), (120, 675375566), (240, 337687783)]