72705840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{302941}}^1$

素因数の和:302957

約数の個数: 40

約数和(自身を含む): 225388848

約数和(自身を除く): 152683008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 302941, 605882, 908823, 1211764, 1514705, 1817646, 2423528, 3029410, 3635292, 4544115, 4847056, 6058820, 7270584, 9088230, 12117640, 14541168, 18176460, 24235280, 36352920, 72705840]

約数ペア:

[(1, 72705840), (2, 36352920), (3, 24235280), (4, 18176460), (5, 14541168), (6, 12117640), (8, 9088230), (10, 7270584), (12, 6058820), (15, 4847056), (16, 4544115), (20, 3635292), (24, 3029410), (30, 2423528), (40, 1817646), (48, 1514705), (60, 1211764), (80, 908823), (120, 605882), (240, 302941)]