220172576

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:394

約数の個数: 96

約数和(自身を含む): 499903488

約数和(自身を除く): 279730912

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 163, 191, 208, 221, 272, 326, 382, 416, 442, 544, 652, 764, 884, 1304, 1528, 1768, 2119, 2483, 2608, 2771, 3056, 3247, 3536, 4238, 4966, 5216, 5542, 6112, 6494, 7072, 8476, 9932, 11084, 12988, 16952, 19864, 22168, 25976, 31133, 33904, 36023, 39728, 42211, 44336, 51952, 62266, 67808, 72046, 79456, 84422, 88672, 103904, 124532, 144092, 168844, 249064, 288184, 337688, 404729, 498128, 529261, 576368, 675376, 809458, 996256, 1058522, 1152736, 1350752, 1618916, 2117044, 3237832, 4234088, 6475664, 6880393, 8468176, 12951328, 13760786, 16936352, 27521572, 55043144, 110086288, 220172576]

約数ペア:

[(1, 220172576), (2, 110086288), (4, 55043144), (8, 27521572), (13, 16936352), (16, 13760786), (17, 12951328), (26, 8468176), (32, 6880393), (34, 6475664), (52, 4234088), (68, 3237832), (104, 2117044), (136, 1618916), (163, 1350752), (191, 1152736), (208, 1058522), (221, 996256), (272, 809458), (326, 675376), (382, 576368), (416, 529261), (442, 498128), (544, 404729), (652, 337688), (764, 288184), (884, 249064), (1304, 168844), (1528, 144092), (1768, 124532), (2119, 103904), (2483, 88672), (2608, 84422), (2771, 79456), (3056, 72046), (3247, 67808), (3536, 62266), (4238, 51952), (4966, 44336), (5216, 42211), (5542, 39728), (6112, 36023), (6494, 33904), (7072, 31133), (8476, 25976), (9932, 22168), (11084, 19864), (12988, 16952)]