388635240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3643}}^1$

素因数の和:3791

約数の個数: 128

約数和(自身を含む): 1343324160

約数和(自身を除く): 954688920

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, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1270, 1524, 1778, 1905, 2540, 2667, 3048, 3556, 3643, 3810, 4445, 5080, 5334, 7112, 7286, 7620, 8890, 10668, 10929, 13335, 14572, 15240, 17780, 18215, 21336, 21858, 25501, 26670, 29144, 35560, 36430, 43716, 51002, 53340, 54645, 72860, 76503, 87432, 102004, 106680, 109290, 127505, 145720, 153006, 204008, 218580, 255010, 306012, 382515, 437160, 462661, 510020, 612024, 765030, 925322, 1020040, 1387983, 1530060, 1850644, 2313305, 2775966, 3060120, 3238627, 3701288, 4626610, 5551932, 6477254, 6939915, 9253220, 9715881, 11103864, 12954508, 13879830, 16193135, 18506440, 19431762, 25909016, 27759660, 32386270, 38863524, 48579405, 55519320, 64772540, 77727048, 97158810, 129545080, 194317620, 388635240]

約数ペア:

[(1, 388635240), (2, 194317620), (3, 129545080), (4, 97158810), (5, 77727048), (6, 64772540), (7, 55519320), (8, 48579405), (10, 38863524), (12, 32386270), (14, 27759660), (15, 25909016), (20, 19431762), (21, 18506440), (24, 16193135), (28, 13879830), (30, 12954508), (35, 11103864), (40, 9715881), (42, 9253220), (56, 6939915), (60, 6477254), (70, 5551932), (84, 4626610), (105, 3701288), (120, 3238627), (127, 3060120), (140, 2775966), (168, 2313305), (210, 1850644), (254, 1530060), (280, 1387983), (381, 1020040), (420, 925322), (508, 765030), (635, 612024), (762, 510020), (840, 462661), (889, 437160), (1016, 382515), (1270, 306012), (1524, 255010), (1778, 218580), (1905, 204008), (2540, 153006), (2667, 145720), (3048, 127505), (3556, 109290), (3643, 106680), (3810, 102004), (4445, 87432), (5080, 76503), (5334, 72860), (7112, 54645), (7286, 53340), (7620, 51002), (8890, 43716), (10668, 36430), (10929, 35560), (13335, 29144), (14572, 26670), (15240, 25501), (17780, 21858), (18215, 21336)]