109743280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^2$

素因数の和:362

約数の個数: 60

約数和(自身を含む): 260621712

約数和(自身を除く): 150878432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 139, 142, 278, 284, 355, 556, 568, 695, 710, 1112, 1136, 1390, 1420, 2224, 2780, 2840, 5560, 5680, 9869, 11120, 19321, 19738, 38642, 39476, 49345, 77284, 78952, 96605, 98690, 154568, 157904, 193210, 197380, 309136, 386420, 394760, 772840, 789520, 1371791, 1545680, 2743582, 5487164, 6858955, 10974328, 13717910, 21948656, 27435820, 54871640, 109743280]

約数ペア:

[(1, 109743280), (2, 54871640), (4, 27435820), (5, 21948656), (8, 13717910), (10, 10974328), (16, 6858955), (20, 5487164), (40, 2743582), (71, 1545680), (80, 1371791), (139, 789520), (142, 772840), (278, 394760), (284, 386420), (355, 309136), (556, 197380), (568, 193210), (695, 157904), (710, 154568), (1112, 98690), (1136, 96605), (1390, 78952), (1420, 77284), (2224, 49345), (2780, 39476), (2840, 38642), (5560, 19738), (5680, 19321), (9869, 11120)]