68497740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4817}}^1$

素因数の和:4911

約数の個数: 72

約数和(自身を含む): 210450240

約数和(自身を除く): 141952500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 4817, 7110, 9634, 14220, 14451, 19268, 24085, 28902, 43353, 48170, 57804, 72255, 86706, 96340, 144510, 173412, 216765, 289020, 380543, 433530, 761086, 867060, 1141629, 1522172, 1902715, 2283258, 3424887, 3805430, 4566516, 5708145, 6849774, 7610860, 11416290, 13699548, 17124435, 22832580, 34248870, 68497740]

約数ペア:

[(1, 68497740), (2, 34248870), (3, 22832580), (4, 17124435), (5, 13699548), (6, 11416290), (9, 7610860), (10, 6849774), (12, 5708145), (15, 4566516), (18, 3805430), (20, 3424887), (30, 2283258), (36, 1902715), (45, 1522172), (60, 1141629), (79, 867060), (90, 761086), (158, 433530), (180, 380543), (237, 289020), (316, 216765), (395, 173412), (474, 144510), (711, 96340), (790, 86706), (948, 72255), (1185, 57804), (1422, 48170), (1580, 43353), (2370, 28902), (2844, 24085), (3555, 19268), (4740, 14451), (4817, 14220), (7110, 9634)]