68709740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 169150464

約数和(自身を除く): 100440724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 37, 44, 46, 55, 74, 92, 110, 115, 148, 185, 220, 230, 253, 367, 370, 407, 460, 506, 734, 740, 814, 851, 1012, 1265, 1468, 1628, 1702, 1835, 2035, 2530, 3404, 3670, 4037, 4070, 4255, 5060, 7340, 8074, 8140, 8441, 8510, 9361, 13579, 16148, 16882, 17020, 18722, 20185, 27158, 33764, 37444, 40370, 42205, 46805, 54316, 67895, 80740, 84410, 92851, 93610, 135790, 149369, 168820, 185702, 187220, 271580, 298738, 312317, 371404, 464255, 597476, 624634, 746845, 928510, 1249268, 1493690, 1561585, 1857020, 2987380, 3123170, 3435487, 6246340, 6870974, 13741948, 17177435, 34354870, 68709740]

約数ペア:

[(1, 68709740), (2, 34354870), (4, 17177435), (5, 13741948), (10, 6870974), (11, 6246340), (20, 3435487), (22, 3123170), (23, 2987380), (37, 1857020), (44, 1561585), (46, 1493690), (55, 1249268), (74, 928510), (92, 746845), (110, 624634), (115, 597476), (148, 464255), (185, 371404), (220, 312317), (230, 298738), (253, 271580), (367, 187220), (370, 185702), (407, 168820), (460, 149369), (506, 135790), (734, 93610), (740, 92851), (814, 84410), (851, 80740), (1012, 67895), (1265, 54316), (1468, 46805), (1628, 42205), (1702, 40370), (1835, 37444), (2035, 33764), (2530, 27158), (3404, 20185), (3670, 18722), (4037, 17020), (4070, 16882), (4255, 16148), (5060, 13579), (7340, 9361), (8074, 8510), (8140, 8441)]