128444616

素因数分解:

$2^3\times 3^4\times {\mathrm{379}}^1\times {\mathrm{523}}^1$

素因数の和:920

約数の個数: 80

約数和(自身を含む): 361402800

約数和(自身を除く): 232958184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 379, 523, 648, 758, 1046, 1137, 1516, 1569, 2092, 2274, 3032, 3138, 3411, 4184, 4548, 4707, 6276, 6822, 9096, 9414, 10233, 12552, 13644, 14121, 18828, 20466, 27288, 28242, 30699, 37656, 40932, 42363, 56484, 61398, 81864, 84726, 112968, 122796, 169452, 198217, 245592, 338904, 396434, 594651, 792868, 1189302, 1585736, 1783953, 2378604, 3567906, 4757208, 5351859, 7135812, 10703718, 14271624, 16055577, 21407436, 32111154, 42814872, 64222308, 128444616]

約数ペア:

[(1, 128444616), (2, 64222308), (3, 42814872), (4, 32111154), (6, 21407436), (8, 16055577), (9, 14271624), (12, 10703718), (18, 7135812), (24, 5351859), (27, 4757208), (36, 3567906), (54, 2378604), (72, 1783953), (81, 1585736), (108, 1189302), (162, 792868), (216, 594651), (324, 396434), (379, 338904), (523, 245592), (648, 198217), (758, 169452), (1046, 122796), (1137, 112968), (1516, 84726), (1569, 81864), (2092, 61398), (2274, 56484), (3032, 42363), (3138, 40932), (3411, 37656), (4184, 30699), (4548, 28242), (4707, 27288), (6276, 20466), (6822, 18828), (9096, 14121), (9414, 13644), (10233, 12552)]