38828280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{659}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 116899200

約数和(自身を除く): 78070920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 659, 982, 1318, 1473, 1964, 1977, 2455, 2636, 2946, 3295, 3928, 3954, 4910, 5272, 5892, 6590, 7365, 7908, 9820, 9885, 11784, 13180, 14730, 15816, 19640, 19770, 26360, 29460, 39540, 58920, 79080, 323569, 647138, 970707, 1294276, 1617845, 1941414, 2588552, 3235690, 3882828, 4853535, 6471380, 7765656, 9707070, 12942760, 19414140, 38828280]

約数ペア:

[(1, 38828280), (2, 19414140), (3, 12942760), (4, 9707070), (5, 7765656), (6, 6471380), (8, 4853535), (10, 3882828), (12, 3235690), (15, 2588552), (20, 1941414), (24, 1617845), (30, 1294276), (40, 970707), (60, 647138), (120, 323569), (491, 79080), (659, 58920), (982, 39540), (1318, 29460), (1473, 26360), (1964, 19770), (1977, 19640), (2455, 15816), (2636, 14730), (2946, 13180), (3295, 11784), (3928, 9885), (3954, 9820), (4910, 7908), (5272, 7365), (5892, 6590)]