123205240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 283852800

約数和(自身を除く): 160647560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 127, 158, 254, 307, 316, 395, 508, 614, 632, 635, 790, 1016, 1228, 1270, 1535, 1580, 2456, 2540, 3070, 3160, 5080, 6140, 10033, 12280, 20066, 24253, 38989, 40132, 48506, 50165, 77978, 80264, 97012, 100330, 121265, 155956, 194024, 194945, 200660, 242530, 311912, 389890, 401320, 485060, 779780, 970120, 1559560, 3080131, 6160262, 12320524, 15400655, 24641048, 30801310, 61602620, 123205240]

約数ペア:

[(1, 123205240), (2, 61602620), (4, 30801310), (5, 24641048), (8, 15400655), (10, 12320524), (20, 6160262), (40, 3080131), (79, 1559560), (127, 970120), (158, 779780), (254, 485060), (307, 401320), (316, 389890), (395, 311912), (508, 242530), (614, 200660), (632, 194945), (635, 194024), (790, 155956), (1016, 121265), (1228, 100330), (1270, 97012), (1535, 80264), (1580, 77978), (2456, 50165), (2540, 48506), (3070, 40132), (3160, 38989), (5080, 24253), (6140, 20066), (10033, 12280)]