81379368

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2647}}^1$

素因数の和:2727

約数の個数: 96

約数和(自身を含む): 256114560

約数和(自身を除く): 174735192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 61, 63, 72, 84, 122, 126, 168, 183, 244, 252, 366, 427, 488, 504, 549, 732, 854, 1098, 1281, 1464, 1708, 2196, 2562, 2647, 3416, 3843, 4392, 5124, 5294, 7686, 7941, 10248, 10588, 15372, 15882, 18529, 21176, 23823, 30744, 31764, 37058, 47646, 55587, 63528, 74116, 95292, 111174, 148232, 161467, 166761, 190584, 222348, 322934, 333522, 444696, 484401, 645868, 667044, 968802, 1130269, 1291736, 1334088, 1453203, 1937604, 2260538, 2906406, 3390807, 3875208, 4521076, 5812812, 6781614, 9042152, 10172421, 11625624, 13563228, 20344842, 27126456, 40689684, 81379368]

約数ペア:

[(1, 81379368), (2, 40689684), (3, 27126456), (4, 20344842), (6, 13563228), (7, 11625624), (8, 10172421), (9, 9042152), (12, 6781614), (14, 5812812), (18, 4521076), (21, 3875208), (24, 3390807), (28, 2906406), (36, 2260538), (42, 1937604), (56, 1453203), (61, 1334088), (63, 1291736), (72, 1130269), (84, 968802), (122, 667044), (126, 645868), (168, 484401), (183, 444696), (244, 333522), (252, 322934), (366, 222348), (427, 190584), (488, 166761), (504, 161467), (549, 148232), (732, 111174), (854, 95292), (1098, 74116), (1281, 63528), (1464, 55587), (1708, 47646), (2196, 37058), (2562, 31764), (2647, 30744), (3416, 23823), (3843, 21176), (4392, 18529), (5124, 15882), (5294, 15372), (7686, 10588), (7941, 10248)]