220135712

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{79}}^1$

素因数の和:226

約数の個数: 72

約数和(自身を含む): 461744640

約数和(自身を除く): 241608928

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 79, 106, 124, 158, 212, 248, 316, 424, 496, 632, 848, 992, 1264, 1643, 1696, 2449, 2528, 2809, 3286, 4187, 4898, 5618, 6572, 8374, 9796, 11236, 13144, 16748, 19592, 22472, 26288, 33496, 39184, 44944, 52576, 66992, 78368, 87079, 89888, 129797, 133984, 174158, 221911, 259594, 348316, 443822, 519188, 696632, 887644, 1038376, 1393264, 1775288, 2076752, 2786528, 3550576, 4153504, 6879241, 7101152, 13758482, 27516964, 55033928, 110067856, 220135712]

約数ペア:

[(1, 220135712), (2, 110067856), (4, 55033928), (8, 27516964), (16, 13758482), (31, 7101152), (32, 6879241), (53, 4153504), (62, 3550576), (79, 2786528), (106, 2076752), (124, 1775288), (158, 1393264), (212, 1038376), (248, 887644), (316, 696632), (424, 519188), (496, 443822), (632, 348316), (848, 259594), (992, 221911), (1264, 174158), (1643, 133984), (1696, 129797), (2449, 89888), (2528, 87079), (2809, 78368), (3286, 66992), (4187, 52576), (4898, 44944), (5618, 39184), (6572, 33496), (8374, 26288), (9796, 22472), (11236, 19592), (13144, 16748)]