220528048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1562

約数の個数: 80

約数和(自身を含む): 495968256

約数和(自身を除く): 275440208

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 208, 248, 299, 368, 403, 496, 598, 713, 806, 1196, 1426, 1487, 1612, 2392, 2852, 2974, 3224, 4784, 5704, 5948, 6448, 9269, 11408, 11896, 18538, 19331, 23792, 34201, 37076, 38662, 46097, 68402, 74152, 77324, 92194, 136804, 148304, 154648, 184388, 273608, 309296, 368776, 444613, 547216, 599261, 737552, 889226, 1060231, 1198522, 1778452, 2120462, 2397044, 3556904, 4240924, 4794088, 7113808, 8481848, 9588176, 13783003, 16963696, 27566006, 55132012, 110264024, 220528048]

約数ペア:

[(1, 220528048), (2, 110264024), (4, 55132012), (8, 27566006), (13, 16963696), (16, 13783003), (23, 9588176), (26, 8481848), (31, 7113808), (46, 4794088), (52, 4240924), (62, 3556904), (92, 2397044), (104, 2120462), (124, 1778452), (184, 1198522), (208, 1060231), (248, 889226), (299, 737552), (368, 599261), (403, 547216), (496, 444613), (598, 368776), (713, 309296), (806, 273608), (1196, 184388), (1426, 154648), (1487, 148304), (1612, 136804), (2392, 92194), (2852, 77324), (2974, 74152), (3224, 68402), (4784, 46097), (5704, 38662), (5948, 37076), (6448, 34201), (9269, 23792), (11408, 19331), (11896, 18538)]