665492688

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1663}}^1$

素因数の和:2081

約数の個数: 120

約数和(自身を含む): 2135164928

約数和(自身を除く): 1469672240

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 397, 504, 794, 1008, 1191, 1588, 1663, 2382, 2779, 3176, 3326, 3573, 4764, 4989, 5558, 6352, 6652, 7146, 8337, 9528, 9978, 11116, 11641, 13304, 14292, 14967, 16674, 19056, 19956, 22232, 23282, 25011, 26608, 28584, 29934, 33348, 34923, 39912, 44464, 46564, 50022, 57168, 59868, 66696, 69846, 79824, 93128, 100044, 104769, 119736, 133392, 139692, 186256, 200088, 209538, 239472, 279384, 400176, 419076, 558768, 660211, 838152, 1320422, 1676304, 1980633, 2640844, 3961266, 4621477, 5281688, 5941899, 7922532, 9242954, 10563376, 11883798, 13864431, 15845064, 18485908, 23767596, 27728862, 31690128, 36971816, 41593293, 47535192, 55457724, 73943632, 83186586, 95070384, 110915448, 166373172, 221830896, 332746344, 665492688]

約数ペア:

[(1, 665492688), (2, 332746344), (3, 221830896), (4, 166373172), (6, 110915448), (7, 95070384), (8, 83186586), (9, 73943632), (12, 55457724), (14, 47535192), (16, 41593293), (18, 36971816), (21, 31690128), (24, 27728862), (28, 23767596), (36, 18485908), (42, 15845064), (48, 13864431), (56, 11883798), (63, 10563376), (72, 9242954), (84, 7922532), (112, 5941899), (126, 5281688), (144, 4621477), (168, 3961266), (252, 2640844), (336, 1980633), (397, 1676304), (504, 1320422), (794, 838152), (1008, 660211), (1191, 558768), (1588, 419076), (1663, 400176), (2382, 279384), (2779, 239472), (3176, 209538), (3326, 200088), (3573, 186256), (4764, 139692), (4989, 133392), (5558, 119736), (6352, 104769), (6652, 100044), (7146, 93128), (8337, 79824), (9528, 69846), (9978, 66696), (11116, 59868), (11641, 57168), (13304, 50022), (14292, 46564), (14967, 44464), (16674, 39912), (19056, 34923), (19956, 33348), (22232, 29934), (23282, 28584), (25011, 26608)]