254187840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{264779}}^1$

素因数の和:264799

約数の個数: 56

約数和(自身を含む): 807049440

約数和(自身を除く): 552861600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 264779, 529558, 794337, 1059116, 1323895, 1588674, 2118232, 2647790, 3177348, 3971685, 4236464, 5295580, 6354696, 7943370, 8472928, 10591160, 12709392, 15886740, 16945856, 21182320, 25418784, 31773480, 42364640, 50837568, 63546960, 84729280, 127093920, 254187840]

約数ペア:

[(1, 254187840), (2, 127093920), (3, 84729280), (4, 63546960), (5, 50837568), (6, 42364640), (8, 31773480), (10, 25418784), (12, 21182320), (15, 16945856), (16, 15886740), (20, 12709392), (24, 10591160), (30, 8472928), (32, 7943370), (40, 6354696), (48, 5295580), (60, 4236464), (64, 3971685), (80, 3177348), (96, 2647790), (120, 2118232), (160, 1588674), (192, 1323895), (240, 1059116), (320, 794337), (480, 529558), (960, 264779)]