220145238

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1277

約数の個数: 48

約数和(自身を含む): 486486000

約数和(自身を除く): 266340762

約数列:

[1, 2, 3, 6, 9, 18, 89, 131, 178, 262, 267, 393, 534, 786, 801, 1049, 1179, 1602, 2098, 2358, 3147, 6294, 9441, 11659, 18882, 23318, 34977, 69954, 93361, 104931, 137419, 186722, 209862, 274838, 280083, 412257, 560166, 824514, 840249, 1236771, 1680498, 2473542, 12230291, 24460582, 36690873, 73381746, 110072619, 220145238]

約数ペア:

[(1, 220145238), (2, 110072619), (3, 73381746), (6, 36690873), (9, 24460582), (18, 12230291), (89, 2473542), (131, 1680498), (178, 1236771), (262, 840249), (267, 824514), (393, 560166), (534, 412257), (786, 280083), (801, 274838), (1049, 209862), (1179, 186722), (1602, 137419), (2098, 104931), (2358, 93361), (3147, 69954), (6294, 34977), (9441, 23318), (11659, 18882)]