27308720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 66960000

約数和(自身を除く): 39651280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 79, 80, 116, 145, 149, 158, 232, 290, 298, 316, 395, 464, 580, 596, 632, 745, 790, 1160, 1192, 1264, 1490, 1580, 2291, 2320, 2384, 2980, 3160, 4321, 4582, 5960, 6320, 8642, 9164, 11455, 11771, 11920, 17284, 18328, 21605, 22910, 23542, 34568, 36656, 43210, 45820, 47084, 58855, 69136, 86420, 91640, 94168, 117710, 172840, 183280, 188336, 235420, 341359, 345680, 470840, 682718, 941680, 1365436, 1706795, 2730872, 3413590, 5461744, 6827180, 13654360, 27308720]

約数ペア:

[(1, 27308720), (2, 13654360), (4, 6827180), (5, 5461744), (8, 3413590), (10, 2730872), (16, 1706795), (20, 1365436), (29, 941680), (40, 682718), (58, 470840), (79, 345680), (80, 341359), (116, 235420), (145, 188336), (149, 183280), (158, 172840), (232, 117710), (290, 94168), (298, 91640), (316, 86420), (395, 69136), (464, 58855), (580, 47084), (596, 45820), (632, 43210), (745, 36656), (790, 34568), (1160, 23542), (1192, 22910), (1264, 21605), (1490, 18328), (1580, 17284), (2291, 11920), (2320, 11771), (2384, 11455), (2980, 9164), (3160, 8642), (4321, 6320), (4582, 5960)]