81774240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{170363}}^1$

素因数の和:170381

約数の個数: 48

約数和(自身を含む): 257590368

約数和(自身を除く): 175816128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 170363, 340726, 511089, 681452, 851815, 1022178, 1362904, 1703630, 2044356, 2555445, 2725808, 3407260, 4088712, 5110890, 5451616, 6814520, 8177424, 10221780, 13629040, 16354848, 20443560, 27258080, 40887120, 81774240]

約数ペア:

[(1, 81774240), (2, 40887120), (3, 27258080), (4, 20443560), (5, 16354848), (6, 13629040), (8, 10221780), (10, 8177424), (12, 6814520), (15, 5451616), (16, 5110890), (20, 4088712), (24, 3407260), (30, 2725808), (32, 2555445), (40, 2044356), (48, 1703630), (60, 1362904), (80, 1022178), (96, 851815), (120, 681452), (160, 511089), (240, 340726), (480, 170363)]