1638691680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{3413941}}^1$

素因数の和:3413959

約数の個数: 48

約数和(自身を含む): 5161880304

約数和(自身を除く): 3523188624

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, 3413941, 6827882, 10241823, 13655764, 17069705, 20483646, 27311528, 34139410, 40967292, 51209115, 54623056, 68278820, 81934584, 102418230, 109246112, 136557640, 163869168, 204836460, 273115280, 327738336, 409672920, 546230560, 819345840, 1638691680]

約数ペア:

[(1, 1638691680), (2, 819345840), (3, 546230560), (4, 409672920), (5, 327738336), (6, 273115280), (8, 204836460), (10, 163869168), (12, 136557640), (15, 109246112), (16, 102418230), (20, 81934584), (24, 68278820), (30, 54623056), (32, 51209115), (40, 40967292), (48, 34139410), (60, 27311528), (80, 20483646), (96, 17069705), (120, 13655764), (160, 10241823), (240, 6827882), (480, 3413941)]