81461808

素因数分解:

$2^4\times 3^3\times {\mathrm{269}}^1\times {\mathrm{701}}^1$

素因数の和:987

約数の個数: 80

約数和(自身を含む): 235029600

約数和(自身を除く): 153567792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 269, 432, 538, 701, 807, 1076, 1402, 1614, 2103, 2152, 2421, 2804, 3228, 4206, 4304, 4842, 5608, 6309, 6456, 7263, 8412, 9684, 11216, 12618, 12912, 14526, 16824, 18927, 19368, 25236, 29052, 33648, 37854, 38736, 50472, 58104, 75708, 100944, 116208, 151416, 188569, 302832, 377138, 565707, 754276, 1131414, 1508552, 1697121, 2262828, 3017104, 3394242, 4525656, 5091363, 6788484, 9051312, 10182726, 13576968, 20365452, 27153936, 40730904, 81461808]

約数ペア:

[(1, 81461808), (2, 40730904), (3, 27153936), (4, 20365452), (6, 13576968), (8, 10182726), (9, 9051312), (12, 6788484), (16, 5091363), (18, 4525656), (24, 3394242), (27, 3017104), (36, 2262828), (48, 1697121), (54, 1508552), (72, 1131414), (108, 754276), (144, 565707), (216, 377138), (269, 302832), (432, 188569), (538, 151416), (701, 116208), (807, 100944), (1076, 75708), (1402, 58104), (1614, 50472), (2103, 38736), (2152, 37854), (2421, 33648), (2804, 29052), (3228, 25236), (4206, 19368), (4304, 18927), (4842, 16824), (5608, 14526), (6309, 12912), (6456, 12618), (7263, 11216), (8412, 9684)]