56518680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 178200000

約数和(自身を除く): 121681320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 109, 116, 120, 145, 149, 174, 218, 232, 290, 298, 327, 348, 435, 436, 447, 545, 580, 596, 654, 696, 745, 870, 872, 894, 1090, 1160, 1192, 1308, 1490, 1635, 1740, 1788, 2180, 2235, 2616, 2980, 3161, 3270, 3480, 3576, 4321, 4360, 4470, 5960, 6322, 6540, 8642, 8940, 9483, 12644, 12963, 13080, 15805, 16241, 17284, 17880, 18966, 21605, 25288, 25926, 31610, 32482, 34568, 37932, 43210, 47415, 48723, 51852, 63220, 64815, 64964, 75864, 81205, 86420, 94830, 97446, 103704, 126440, 129630, 129928, 162410, 172840, 189660, 194892, 243615, 259260, 324820, 379320, 389784, 470989, 487230, 518520, 649640, 941978, 974460, 1412967, 1883956, 1948920, 2354945, 2825934, 3767912, 4709890, 5651868, 7064835, 9419780, 11303736, 14129670, 18839560, 28259340, 56518680]

約数ペア:

[(1, 56518680), (2, 28259340), (3, 18839560), (4, 14129670), (5, 11303736), (6, 9419780), (8, 7064835), (10, 5651868), (12, 4709890), (15, 3767912), (20, 2825934), (24, 2354945), (29, 1948920), (30, 1883956), (40, 1412967), (58, 974460), (60, 941978), (87, 649640), (109, 518520), (116, 487230), (120, 470989), (145, 389784), (149, 379320), (174, 324820), (218, 259260), (232, 243615), (290, 194892), (298, 189660), (327, 172840), (348, 162410), (435, 129928), (436, 129630), (447, 126440), (545, 103704), (580, 97446), (596, 94830), (654, 86420), (696, 81205), (745, 75864), (870, 64964), (872, 64815), (894, 63220), (1090, 51852), (1160, 48723), (1192, 47415), (1308, 43210), (1490, 37932), (1635, 34568), (1740, 32482), (1788, 31610), (2180, 25926), (2235, 25288), (2616, 21605), (2980, 18966), (3161, 17880), (3270, 17284), (3480, 16241), (3576, 15805), (4321, 13080), (4360, 12963), (4470, 12644), (5960, 9483), (6322, 8940), (6540, 8642)]