123562528

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:506

約数の個数: 72

約数和(自身を含む): 267369984

約数和(自身を除く): 143807456

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 136, 248, 272, 289, 431, 496, 527, 544, 578, 862, 992, 1054, 1156, 1724, 2108, 2312, 3448, 4216, 4624, 6896, 7327, 8432, 8959, 9248, 13361, 13792, 14654, 16864, 17918, 26722, 29308, 35836, 53444, 58616, 71672, 106888, 117232, 124559, 143344, 213776, 227137, 234464, 249118, 286688, 427552, 454274, 498236, 908548, 996472, 1817096, 1992944, 3634192, 3861329, 3985888, 7268384, 7722658, 15445316, 30890632, 61781264, 123562528]

約数ペア:

[(1, 123562528), (2, 61781264), (4, 30890632), (8, 15445316), (16, 7722658), (17, 7268384), (31, 3985888), (32, 3861329), (34, 3634192), (62, 1992944), (68, 1817096), (124, 996472), (136, 908548), (248, 498236), (272, 454274), (289, 427552), (431, 286688), (496, 249118), (527, 234464), (544, 227137), (578, 213776), (862, 143344), (992, 124559), (1054, 117232), (1156, 106888), (1724, 71672), (2108, 58616), (2312, 53444), (3448, 35836), (4216, 29308), (4624, 26722), (6896, 17918), (7327, 16864), (8432, 14654), (8959, 13792), (9248, 13361)]