1520921440

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:840

約数の個数: 96

約数和(自身を含む): 3666315744

約数和(自身を除く): 2145394304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 337, 421, 536, 670, 674, 842, 1072, 1340, 1348, 1684, 1685, 2105, 2144, 2680, 2696, 3368, 3370, 4210, 5360, 5392, 6736, 6740, 8420, 10720, 10784, 13472, 13480, 16840, 22579, 26960, 28207, 33680, 45158, 53920, 56414, 67360, 90316, 112828, 112895, 141035, 141877, 180632, 225656, 225790, 282070, 283754, 361264, 451312, 451580, 564140, 567508, 709385, 722528, 902624, 903160, 1128280, 1135016, 1418770, 1806320, 2256560, 2270032, 2837540, 3612640, 4513120, 4540064, 5675080, 9505759, 11350160, 19011518, 22700320, 38023036, 47528795, 76046072, 95057590, 152092144, 190115180, 304184288, 380230360, 760460720, 1520921440]

約数ペア:

[(1, 1520921440), (2, 760460720), (4, 380230360), (5, 304184288), (8, 190115180), (10, 152092144), (16, 95057590), (20, 76046072), (32, 47528795), (40, 38023036), (67, 22700320), (80, 19011518), (134, 11350160), (160, 9505759), (268, 5675080), (335, 4540064), (337, 4513120), (421, 3612640), (536, 2837540), (670, 2270032), (674, 2256560), (842, 1806320), (1072, 1418770), (1340, 1135016), (1348, 1128280), (1684, 903160), (1685, 902624), (2105, 722528), (2144, 709385), (2680, 567508), (2696, 564140), (3368, 451580), (3370, 451312), (4210, 361264), (5360, 283754), (5392, 282070), (6736, 225790), (6740, 225656), (8420, 180632), (10720, 141877), (10784, 141035), (13472, 112895), (13480, 112828), (16840, 90316), (22579, 67360), (26960, 56414), (28207, 53920), (33680, 45158)]