20508717216

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{829}}^1$

素因数の和:1359

約数の個数: 192

約数和(自身を含む): 59525262720

約数和(自身を除く): 39016545504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 43, 48, 52, 78, 86, 96, 104, 129, 156, 172, 208, 258, 312, 344, 416, 461, 516, 559, 624, 688, 829, 922, 1032, 1118, 1248, 1376, 1383, 1658, 1677, 1844, 2064, 2236, 2487, 2766, 3316, 3354, 3688, 4128, 4472, 4974, 5532, 5993, 6632, 6708, 7376, 8944, 9948, 10777, 11064, 11986, 13264, 13416, 14752, 17888, 17979, 19823, 19896, 21554, 22128, 23972, 26528, 26832, 32331, 35647, 35958, 39646, 39792, 43108, 44256, 47944, 53664, 59469, 64662, 71294, 71916, 79292, 79584, 86216, 95888, 106941, 118938, 129324, 142588, 143832, 158584, 172432, 191776, 213882, 237876, 257699, 258648, 285176, 287664, 317168, 344864, 382169, 427764, 463411, 475752, 515398, 517296, 570352, 575328, 634336, 764338, 773097, 855528, 926822, 951504, 1030796, 1034592, 1140704, 1146507, 1390233, 1528676, 1546194, 1711056, 1853644, 1903008, 2061592, 2293014, 2780466, 3057352, 3092388, 3422112, 3707288, 4123184, 4586028, 4968197, 5560932, 6114704, 6184776, 7414576, 8246368, 9172056, 9936394, 11121864, 12229408, 12369552, 14829152, 14904591, 16433267, 18344112, 19872788, 22243728, 24739104, 29809182, 32866534, 36688224, 39745576, 44487456, 49299801, 59618364, 65733068, 79491152, 98599602, 119236728, 131466136, 158982304, 197199204, 213632471, 238473456, 262932272, 394398408, 427264942, 476946912, 525864544, 640897413, 788796816, 854529884, 1281794826, 1577593632, 1709059768, 2563589652, 3418119536, 5127179304, 6836239072, 10254358608, 20508717216]

約数ペア:

[(1, 20508717216), (2, 10254358608), (3, 6836239072), (4, 5127179304), (6, 3418119536), (8, 2563589652), (12, 1709059768), (13, 1577593632), (16, 1281794826), (24, 854529884), (26, 788796816), (32, 640897413), (39, 525864544), (43, 476946912), (48, 427264942), (52, 394398408), (78, 262932272), (86, 238473456), (96, 213632471), (104, 197199204), (129, 158982304), (156, 131466136), (172, 119236728), (208, 98599602), (258, 79491152), (312, 65733068), (344, 59618364), (416, 49299801), (461, 44487456), (516, 39745576), (559, 36688224), (624, 32866534), (688, 29809182), (829, 24739104), (922, 22243728), (1032, 19872788), (1118, 18344112), (1248, 16433267), (1376, 14904591), (1383, 14829152), (1658, 12369552), (1677, 12229408), (1844, 11121864), (2064, 9936394), (2236, 9172056), (2487, 8246368), (2766, 7414576), (3316, 6184776), (3354, 6114704), (3688, 5560932), (4128, 4968197), (4472, 4586028), (4974, 4123184), (5532, 3707288), (5993, 3422112), (6632, 3092388), (6708, 3057352), (7376, 2780466), (8944, 2293014), (9948, 2061592), (10777, 1903008), (11064, 1853644), (11986, 1711056), (13264, 1546194), (13416, 1528676), (14752, 1390233), (17888, 1146507), (17979, 1140704), (19823, 1034592), (19896, 1030796), (21554, 951504), (22128, 926822), (23972, 855528), (26528, 773097), (26832, 764338), (32331, 634336), (35647, 575328), (35958, 570352), (39646, 517296), (39792, 515398), (43108, 475752), (44256, 463411), (47944, 427764), (53664, 382169), (59469, 344864), (64662, 317168), (71294, 287664), (71916, 285176), (79292, 258648), (79584, 257699), (86216, 237876), (95888, 213882), (106941, 191776), (118938, 172432), (129324, 158584), (142588, 143832)]