278767476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4547}}^1$

素因数の和:4701

約数の個数: 72

約数和(自身を含む): 764828064

約数和(自身を除く): 486060588

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 131, 156, 234, 262, 393, 468, 524, 786, 1179, 1572, 1703, 2358, 3406, 4547, 4716, 5109, 6812, 9094, 10218, 13641, 15327, 18188, 20436, 27282, 30654, 40923, 54564, 59111, 61308, 81846, 118222, 163692, 177333, 236444, 354666, 531999, 595657, 709332, 1063998, 1191314, 1786971, 2127996, 2382628, 3573942, 5360913, 7147884, 7743541, 10721826, 15487082, 21443652, 23230623, 30974164, 46461246, 69691869, 92922492, 139383738, 278767476]

約数ペア:

[(1, 278767476), (2, 139383738), (3, 92922492), (4, 69691869), (6, 46461246), (9, 30974164), (12, 23230623), (13, 21443652), (18, 15487082), (26, 10721826), (36, 7743541), (39, 7147884), (52, 5360913), (78, 3573942), (117, 2382628), (131, 2127996), (156, 1786971), (234, 1191314), (262, 1063998), (393, 709332), (468, 595657), (524, 531999), (786, 354666), (1179, 236444), (1572, 177333), (1703, 163692), (2358, 118222), (3406, 81846), (4547, 61308), (4716, 59111), (5109, 54564), (6812, 40923), (9094, 30654), (10218, 27282), (13641, 20436), (15327, 18188)]