252131840

素因数分解:

$2^9\times 5^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:833

約数の個数: 80

約数和(自身を含む): 609503400

約数和(自身を除く): 357371560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 256, 298, 320, 512, 596, 640, 661, 745, 1192, 1280, 1322, 1490, 2384, 2560, 2644, 2980, 3305, 4768, 5288, 5960, 6610, 9536, 10576, 11920, 13220, 19072, 21152, 23840, 26440, 38144, 42304, 47680, 52880, 76288, 84608, 95360, 98489, 105760, 169216, 190720, 196978, 211520, 338432, 381440, 393956, 423040, 492445, 787912, 846080, 984890, 1575824, 1692160, 1969780, 3151648, 3939560, 6303296, 7879120, 12606592, 15758240, 25213184, 31516480, 50426368, 63032960, 126065920, 252131840]

約数ペア:

[(1, 252131840), (2, 126065920), (4, 63032960), (5, 50426368), (8, 31516480), (10, 25213184), (16, 15758240), (20, 12606592), (32, 7879120), (40, 6303296), (64, 3939560), (80, 3151648), (128, 1969780), (149, 1692160), (160, 1575824), (256, 984890), (298, 846080), (320, 787912), (512, 492445), (596, 423040), (640, 393956), (661, 381440), (745, 338432), (1192, 211520), (1280, 196978), (1322, 190720), (1490, 169216), (2384, 105760), (2560, 98489), (2644, 95360), (2980, 84608), (3305, 76288), (4768, 52880), (5288, 47680), (5960, 42304), (6610, 38144), (9536, 26440), (10576, 23840), (11920, 21152), (13220, 19072)]