256370664

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1\times {\mathrm{1307}}^1$

素因数の和:2070

約数の個数: 64

約数和(自身を含む): 700669440

約数和(自身を除く): 444298776

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 743, 1307, 1486, 2229, 2614, 2972, 3921, 4458, 5228, 5944, 7842, 8173, 8916, 10456, 14377, 15684, 16346, 17832, 24519, 28754, 31368, 32692, 43131, 49038, 57508, 65384, 86262, 98076, 115016, 172524, 196152, 345048, 971101, 1942202, 2913303, 3884404, 5826606, 7768808, 10682111, 11653212, 21364222, 23306424, 32046333, 42728444, 64092666, 85456888, 128185332, 256370664]

約数ペア:

[(1, 256370664), (2, 128185332), (3, 85456888), (4, 64092666), (6, 42728444), (8, 32046333), (11, 23306424), (12, 21364222), (22, 11653212), (24, 10682111), (33, 7768808), (44, 5826606), (66, 3884404), (88, 2913303), (132, 1942202), (264, 971101), (743, 345048), (1307, 196152), (1486, 172524), (2229, 115016), (2614, 98076), (2972, 86262), (3921, 65384), (4458, 57508), (5228, 49038), (5944, 43131), (7842, 32692), (8173, 31368), (8916, 28754), (10456, 24519), (14377, 17832), (15684, 16346)]