30198840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{35951}}^1$

素因数の和:35972

約数の個数: 64

約数和(自身を含む): 103541760

約数和(自身を除く): 73342920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 35951, 71902, 107853, 143804, 179755, 215706, 251657, 287608, 359510, 431412, 503314, 539265, 719020, 754971, 862824, 1006628, 1078530, 1258285, 1438040, 1509942, 2013256, 2157060, 2516570, 3019884, 3774855, 4314120, 5033140, 6039768, 7549710, 10066280, 15099420, 30198840]

約数ペア:

[(1, 30198840), (2, 15099420), (3, 10066280), (4, 7549710), (5, 6039768), (6, 5033140), (7, 4314120), (8, 3774855), (10, 3019884), (12, 2516570), (14, 2157060), (15, 2013256), (20, 1509942), (21, 1438040), (24, 1258285), (28, 1078530), (30, 1006628), (35, 862824), (40, 754971), (42, 719020), (56, 539265), (60, 503314), (70, 431412), (84, 359510), (105, 287608), (120, 251657), (140, 215706), (168, 179755), (210, 143804), (280, 107853), (420, 71902), (840, 35951)]