153945840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{641441}}^1$

素因数の和:641457

約数の個数: 40

約数和(自身を含む): 477232848

約数和(自身を除く): 323287008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 641441, 1282882, 1924323, 2565764, 3207205, 3848646, 5131528, 6414410, 7697292, 9621615, 10263056, 12828820, 15394584, 19243230, 25657640, 30789168, 38486460, 51315280, 76972920, 153945840]

約数ペア:

[(1, 153945840), (2, 76972920), (3, 51315280), (4, 38486460), (5, 30789168), (6, 25657640), (8, 19243230), (10, 15394584), (12, 12828820), (15, 10263056), (16, 9621615), (20, 7697292), (24, 6414410), (30, 5131528), (40, 3848646), (48, 3207205), (60, 2565764), (80, 1924323), (120, 1282882), (240, 641441)]