81489984

素因数分解:

$2^6\times 3^1\times {\mathrm{37}}^1\times {\mathrm{11471}}^1$

素因数の和:11523

約数の個数: 56

約数和(自身を含む): 221455488

約数和(自身を除く): 139965504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 148, 192, 222, 296, 444, 592, 888, 1184, 1776, 2368, 3552, 7104, 11471, 22942, 34413, 45884, 68826, 91768, 137652, 183536, 275304, 367072, 424427, 550608, 734144, 848854, 1101216, 1273281, 1697708, 2202432, 2546562, 3395416, 5093124, 6790832, 10186248, 13581664, 20372496, 27163328, 40744992, 81489984]

約数ペア:

[(1, 81489984), (2, 40744992), (3, 27163328), (4, 20372496), (6, 13581664), (8, 10186248), (12, 6790832), (16, 5093124), (24, 3395416), (32, 2546562), (37, 2202432), (48, 1697708), (64, 1273281), (74, 1101216), (96, 848854), (111, 734144), (148, 550608), (192, 424427), (222, 367072), (296, 275304), (444, 183536), (592, 137652), (888, 91768), (1184, 68826), (1776, 45884), (2368, 34413), (3552, 22942), (7104, 11471)]