155625840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:792

約数の個数: 160

約数和(自身を含む): 541780800

約数和(自身を除く): 386154960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 109, 120, 135, 144, 180, 216, 218, 240, 270, 327, 360, 432, 436, 540, 545, 654, 661, 720, 872, 981, 1080, 1090, 1308, 1322, 1635, 1744, 1962, 1983, 2160, 2180, 2616, 2644, 2943, 3270, 3305, 3924, 3966, 4360, 4905, 5232, 5288, 5886, 5949, 6540, 6610, 7848, 7932, 8720, 9810, 9915, 10576, 11772, 11898, 13080, 13220, 14715, 15696, 15864, 17847, 19620, 19830, 23544, 23796, 26160, 26440, 29430, 29745, 31728, 35694, 39240, 39660, 47088, 47592, 52880, 58860, 59490, 71388, 72049, 78480, 79320, 89235, 95184, 117720, 118980, 142776, 144098, 158640, 178470, 216147, 235440, 237960, 285552, 288196, 356940, 360245, 432294, 475920, 576392, 648441, 713880, 720490, 864588, 1080735, 1152784, 1296882, 1427760, 1440980, 1729176, 1945323, 2161470, 2593764, 2881960, 3242205, 3458352, 3890646, 4322940, 5187528, 5763920, 6484410, 7781292, 8645880, 9726615, 10375056, 12968820, 15562584, 17291760, 19453230, 25937640, 31125168, 38906460, 51875280, 77812920, 155625840]

約数ペア:

[(1, 155625840), (2, 77812920), (3, 51875280), (4, 38906460), (5, 31125168), (6, 25937640), (8, 19453230), (9, 17291760), (10, 15562584), (12, 12968820), (15, 10375056), (16, 9726615), (18, 8645880), (20, 7781292), (24, 6484410), (27, 5763920), (30, 5187528), (36, 4322940), (40, 3890646), (45, 3458352), (48, 3242205), (54, 2881960), (60, 2593764), (72, 2161470), (80, 1945323), (90, 1729176), (108, 1440980), (109, 1427760), (120, 1296882), (135, 1152784), (144, 1080735), (180, 864588), (216, 720490), (218, 713880), (240, 648441), (270, 576392), (327, 475920), (360, 432294), (432, 360245), (436, 356940), (540, 288196), (545, 285552), (654, 237960), (661, 235440), (720, 216147), (872, 178470), (981, 158640), (1080, 144098), (1090, 142776), (1308, 118980), (1322, 117720), (1635, 95184), (1744, 89235), (1962, 79320), (1983, 78480), (2160, 72049), (2180, 71388), (2616, 59490), (2644, 58860), (2943, 52880), (3270, 47592), (3305, 47088), (3924, 39660), (3966, 39240), (4360, 35694), (4905, 31728), (5232, 29745), (5288, 29430), (5886, 26440), (5949, 26160), (6540, 23796), (6610, 23544), (7848, 19830), (7932, 19620), (8720, 17847), (9810, 15864), (9915, 15696), (10576, 14715), (11772, 13220), (11898, 13080)]