123010480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 297909504

約数和(自身を除く): 174899024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 193, 248, 257, 310, 386, 496, 514, 620, 772, 965, 1028, 1240, 1285, 1544, 1930, 2056, 2480, 2570, 3088, 3860, 4112, 5140, 5983, 7720, 7967, 10280, 11966, 15440, 15934, 20560, 23932, 29915, 31868, 39835, 47864, 49601, 59830, 63736, 79670, 95728, 99202, 119660, 127472, 159340, 198404, 239320, 248005, 318680, 396808, 478640, 496010, 637360, 793616, 992020, 1537631, 1984040, 3075262, 3968080, 6150524, 7688155, 12301048, 15376310, 24602096, 30752620, 61505240, 123010480]

約数ペア:

[(1, 123010480), (2, 61505240), (4, 30752620), (5, 24602096), (8, 15376310), (10, 12301048), (16, 7688155), (20, 6150524), (31, 3968080), (40, 3075262), (62, 1984040), (80, 1537631), (124, 992020), (155, 793616), (193, 637360), (248, 496010), (257, 478640), (310, 396808), (386, 318680), (496, 248005), (514, 239320), (620, 198404), (772, 159340), (965, 127472), (1028, 119660), (1240, 99202), (1285, 95728), (1544, 79670), (1930, 63736), (2056, 59830), (2480, 49601), (2570, 47864), (3088, 39835), (3860, 31868), (4112, 29915), (5140, 23932), (5983, 20560), (7720, 15934), (7967, 15440), (10280, 11966)]