80628768

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:879

約数の個数: 144

約数和(自身を含む): 258515712

約数和(自身を除く): 177886944

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 32, 33, 36, 44, 48, 62, 66, 72, 88, 93, 96, 99, 124, 132, 144, 176, 186, 198, 248, 264, 279, 288, 341, 352, 372, 396, 496, 528, 558, 682, 744, 792, 821, 992, 1023, 1056, 1116, 1364, 1488, 1584, 1642, 2046, 2232, 2463, 2728, 2976, 3069, 3168, 3284, 4092, 4464, 4926, 5456, 6138, 6568, 7389, 8184, 8928, 9031, 9852, 10912, 12276, 13136, 14778, 16368, 18062, 19704, 24552, 25451, 26272, 27093, 29556, 32736, 36124, 39408, 49104, 50902, 54186, 59112, 72248, 76353, 78816, 81279, 98208, 101804, 108372, 118224, 144496, 152706, 162558, 203608, 216744, 229059, 236448, 279961, 288992, 305412, 325116, 407216, 433488, 458118, 559922, 610824, 650232, 814432, 839883, 866976, 916236, 1119844, 1221648, 1300464, 1679766, 1832472, 2239688, 2443296, 2519649, 2600928, 3359532, 3664944, 4479376, 5039298, 6719064, 7329888, 8958752, 10078596, 13438128, 20157192, 26876256, 40314384, 80628768]

約数ペア:

[(1, 80628768), (2, 40314384), (3, 26876256), (4, 20157192), (6, 13438128), (8, 10078596), (9, 8958752), (11, 7329888), (12, 6719064), (16, 5039298), (18, 4479376), (22, 3664944), (24, 3359532), (31, 2600928), (32, 2519649), (33, 2443296), (36, 2239688), (44, 1832472), (48, 1679766), (62, 1300464), (66, 1221648), (72, 1119844), (88, 916236), (93, 866976), (96, 839883), (99, 814432), (124, 650232), (132, 610824), (144, 559922), (176, 458118), (186, 433488), (198, 407216), (248, 325116), (264, 305412), (279, 288992), (288, 279961), (341, 236448), (352, 229059), (372, 216744), (396, 203608), (496, 162558), (528, 152706), (558, 144496), (682, 118224), (744, 108372), (792, 101804), (821, 98208), (992, 81279), (1023, 78816), (1056, 76353), (1116, 72248), (1364, 59112), (1488, 54186), (1584, 50902), (1642, 49104), (2046, 39408), (2232, 36124), (2463, 32736), (2728, 29556), (2976, 27093), (3069, 26272), (3168, 25451), (3284, 24552), (4092, 19704), (4464, 18062), (4926, 16368), (5456, 14778), (6138, 13136), (6568, 12276), (7389, 10912), (8184, 9852), (8928, 9031)]