1778397360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{7409989}}^1$

素因数の和:7410005

約数の個数: 40

約数和(自身を含む): 5513032560

約数和(自身を除く): 3734635200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 7409989, 14819978, 22229967, 29639956, 37049945, 44459934, 59279912, 74099890, 88919868, 111149835, 118559824, 148199780, 177839736, 222299670, 296399560, 355679472, 444599340, 592799120, 889198680, 1778397360]

約数ペア:

[(1, 1778397360), (2, 889198680), (3, 592799120), (4, 444599340), (5, 355679472), (6, 296399560), (8, 222299670), (10, 177839736), (12, 148199780), (15, 118559824), (16, 111149835), (20, 88919868), (24, 74099890), (30, 59279912), (40, 44459934), (48, 37049945), (60, 29639956), (80, 22229967), (120, 14819978), (240, 7409989)]