153515280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{639647}}^1$

素因数の和:639663

約数の個数: 40

約数和(自身を含む): 475898112

約数和(自身を除く): 322382832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 639647, 1279294, 1918941, 2558588, 3198235, 3837882, 5117176, 6396470, 7675764, 9594705, 10234352, 12792940, 15351528, 19189410, 25585880, 30703056, 38378820, 51171760, 76757640, 153515280]

約数ペア:

[(1, 153515280), (2, 76757640), (3, 51171760), (4, 38378820), (5, 30703056), (6, 25585880), (8, 19189410), (10, 15351528), (12, 12792940), (15, 10234352), (16, 9594705), (20, 7675764), (24, 6396470), (30, 5117176), (40, 3837882), (48, 3198235), (60, 2558588), (80, 1918941), (120, 1279294), (240, 639647)]