157821360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{657589}}^1$

素因数の和:657605

約数の個数: 40

約数和(自身を含む): 489246960

約数和(自身を除く): 331425600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 657589, 1315178, 1972767, 2630356, 3287945, 3945534, 5260712, 6575890, 7891068, 9863835, 10521424, 13151780, 15782136, 19727670, 26303560, 31564272, 39455340, 52607120, 78910680, 157821360]

約数ペア:

[(1, 157821360), (2, 78910680), (3, 52607120), (4, 39455340), (5, 31564272), (6, 26303560), (8, 19727670), (10, 15782136), (12, 13151780), (15, 10521424), (16, 9863835), (20, 7891068), (24, 6575890), (30, 5260712), (40, 3945534), (48, 3287945), (60, 2630356), (80, 1972767), (120, 1315178), (240, 657589)]