1388141160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{15161}}^1$

素因数の和:15291

約数の個数: 128

約数和(自身を含む): 4803321600

約数和(自身を除く): 3415180440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 2180, 2289, 2616, 3052, 3270, 3815, 4360, 4578, 6104, 6540, 7630, 9156, 11445, 13080, 15161, 15260, 18312, 22890, 30322, 30520, 45483, 45780, 60644, 75805, 90966, 91560, 106127, 121288, 151610, 181932, 212254, 227415, 303220, 318381, 363864, 424508, 454830, 530635, 606440, 636762, 849016, 909660, 1061270, 1273524, 1591905, 1652549, 1819320, 2122540, 2547048, 3183810, 3305098, 4245080, 4957647, 6367620, 6610196, 8262745, 9915294, 11567843, 12735240, 13220392, 16525490, 19830588, 23135686, 24788235, 33050980, 34703529, 39661176, 46271372, 49576470, 57839215, 66101960, 69407058, 92542744, 99152940, 115678430, 138814116, 173517645, 198305880, 231356860, 277628232, 347035290, 462713720, 694070580, 1388141160]

約数ペア:

[(1, 1388141160), (2, 694070580), (3, 462713720), (4, 347035290), (5, 277628232), (6, 231356860), (7, 198305880), (8, 173517645), (10, 138814116), (12, 115678430), (14, 99152940), (15, 92542744), (20, 69407058), (21, 66101960), (24, 57839215), (28, 49576470), (30, 46271372), (35, 39661176), (40, 34703529), (42, 33050980), (56, 24788235), (60, 23135686), (70, 19830588), (84, 16525490), (105, 13220392), (109, 12735240), (120, 11567843), (140, 9915294), (168, 8262745), (210, 6610196), (218, 6367620), (280, 4957647), (327, 4245080), (420, 3305098), (436, 3183810), (545, 2547048), (654, 2122540), (763, 1819320), (840, 1652549), (872, 1591905), (1090, 1273524), (1308, 1061270), (1526, 909660), (1635, 849016), (2180, 636762), (2289, 606440), (2616, 530635), (3052, 454830), (3270, 424508), (3815, 363864), (4360, 318381), (4578, 303220), (6104, 227415), (6540, 212254), (7630, 181932), (9156, 151610), (11445, 121288), (13080, 106127), (15161, 91560), (15260, 90966), (18312, 75805), (22890, 60644), (30322, 45780), (30520, 45483)]