81578736

素因数分解:

$2^4\times 3^2\times {\mathrm{397}}^1\times {\mathrm{1427}}^1$

素因数の和:1838

約数の個数: 60

約数和(自身を含む): 229042632

約数和(自身を除く): 147463896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 397, 794, 1191, 1427, 1588, 2382, 2854, 3176, 3573, 4281, 4764, 5708, 6352, 7146, 8562, 9528, 11416, 12843, 14292, 17124, 19056, 22832, 25686, 28584, 34248, 51372, 57168, 68496, 102744, 205488, 566519, 1133038, 1699557, 2266076, 3399114, 4532152, 5098671, 6798228, 9064304, 10197342, 13596456, 20394684, 27192912, 40789368, 81578736]

約数ペア:

[(1, 81578736), (2, 40789368), (3, 27192912), (4, 20394684), (6, 13596456), (8, 10197342), (9, 9064304), (12, 6798228), (16, 5098671), (18, 4532152), (24, 3399114), (36, 2266076), (48, 1699557), (72, 1133038), (144, 566519), (397, 205488), (794, 102744), (1191, 68496), (1427, 57168), (1588, 51372), (2382, 34248), (2854, 28584), (3176, 25686), (3573, 22832), (4281, 19056), (4764, 17124), (5708, 14292), (6352, 12843), (7146, 11416), (8562, 9528)]