81455352

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 236390400

約数和(自身を除く): 154935048

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 37, 44, 62, 66, 74, 88, 93, 111, 124, 132, 148, 186, 222, 248, 264, 269, 296, 341, 372, 407, 444, 538, 682, 744, 807, 814, 888, 1023, 1076, 1147, 1221, 1364, 1614, 1628, 2046, 2152, 2294, 2442, 2728, 2959, 3228, 3256, 3441, 4092, 4588, 4884, 5918, 6456, 6882, 8184, 8339, 8877, 9176, 9768, 9953, 11836, 12617, 13764, 16678, 17754, 19906, 23672, 25017, 25234, 27528, 29859, 33356, 35508, 37851, 39812, 50034, 50468, 59718, 66712, 71016, 75702, 79624, 91729, 100068, 100936, 109483, 119436, 151404, 183458, 200136, 218966, 238872, 275187, 302808, 308543, 328449, 366916, 437932, 550374, 617086, 656898, 733832, 875864, 925629, 1100748, 1234172, 1313796, 1851258, 2201496, 2468344, 2627592, 3393973, 3702516, 6787946, 7405032, 10181919, 13575892, 20363838, 27151784, 40727676, 81455352]

約数ペア:

[(1, 81455352), (2, 40727676), (3, 27151784), (4, 20363838), (6, 13575892), (8, 10181919), (11, 7405032), (12, 6787946), (22, 3702516), (24, 3393973), (31, 2627592), (33, 2468344), (37, 2201496), (44, 1851258), (62, 1313796), (66, 1234172), (74, 1100748), (88, 925629), (93, 875864), (111, 733832), (124, 656898), (132, 617086), (148, 550374), (186, 437932), (222, 366916), (248, 328449), (264, 308543), (269, 302808), (296, 275187), (341, 238872), (372, 218966), (407, 200136), (444, 183458), (538, 151404), (682, 119436), (744, 109483), (807, 100936), (814, 100068), (888, 91729), (1023, 79624), (1076, 75702), (1147, 71016), (1221, 66712), (1364, 59718), (1614, 50468), (1628, 50034), (2046, 39812), (2152, 37851), (2294, 35508), (2442, 33356), (2728, 29859), (2959, 27528), (3228, 25234), (3256, 25017), (3441, 23672), (4092, 19906), (4588, 17754), (4884, 16678), (5918, 13764), (6456, 12617), (6882, 11836), (8184, 9953), (8339, 9768), (8877, 9176)]