1268767280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{131071}}^1$

素因数の和:131106

約数の個数: 60

約数和(自身を含む): 3242459136

約数和(自身を除く): 1973691856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 131071, 262142, 524284, 655355, 1048568, 1310710, 1441781, 2097136, 2621420, 2883562, 5242840, 5767124, 7208905, 10485680, 11534248, 14417810, 15859591, 23068496, 28835620, 31719182, 57671240, 63438364, 79297955, 115342480, 126876728, 158595910, 253753456, 317191820, 634383640, 1268767280]

約数ペア:

[(1, 1268767280), (2, 634383640), (4, 317191820), (5, 253753456), (8, 158595910), (10, 126876728), (11, 115342480), (16, 79297955), (20, 63438364), (22, 57671240), (40, 31719182), (44, 28835620), (55, 23068496), (80, 15859591), (88, 14417810), (110, 11534248), (121, 10485680), (176, 7208905), (220, 5767124), (242, 5242840), (440, 2883562), (484, 2621420), (605, 2097136), (880, 1441781), (968, 1310710), (1210, 1048568), (1936, 655355), (2420, 524284), (4840, 262142), (9680, 131071)]