20156701968

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{23981}}^1$

素因数の和:24457

約数の個数: 120

約数和(自身を含む): 60887899800

約数和(自身を除く): 40731197832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 449, 468, 624, 898, 936, 1347, 1796, 1872, 2694, 3592, 4041, 5388, 5837, 7184, 8082, 10776, 11674, 16164, 17511, 21552, 23348, 23981, 32328, 35022, 46696, 47962, 52533, 64656, 70044, 71943, 93392, 95924, 105066, 140088, 143886, 191848, 210132, 215829, 280176, 287772, 311753, 383696, 420264, 431658, 575544, 623506, 840528, 863316, 935259, 1151088, 1247012, 1726632, 1870518, 2494024, 2805777, 3453264, 3741036, 4988048, 5611554, 7482072, 10767469, 11223108, 14964144, 21534938, 22446216, 32302407, 43069876, 44892432, 64604814, 86139752, 96907221, 129209628, 139977097, 172279504, 193814442, 258419256, 279954194, 387628884, 419931291, 516838512, 559908388, 775257768, 839862582, 1119816776, 1259793873, 1550515536, 1679725164, 2239633552, 2519587746, 3359450328, 5039175492, 6718900656, 10078350984, 20156701968]

約数ペア:

[(1, 20156701968), (2, 10078350984), (3, 6718900656), (4, 5039175492), (6, 3359450328), (8, 2519587746), (9, 2239633552), (12, 1679725164), (13, 1550515536), (16, 1259793873), (18, 1119816776), (24, 839862582), (26, 775257768), (36, 559908388), (39, 516838512), (48, 419931291), (52, 387628884), (72, 279954194), (78, 258419256), (104, 193814442), (117, 172279504), (144, 139977097), (156, 129209628), (208, 96907221), (234, 86139752), (312, 64604814), (449, 44892432), (468, 43069876), (624, 32302407), (898, 22446216), (936, 21534938), (1347, 14964144), (1796, 11223108), (1872, 10767469), (2694, 7482072), (3592, 5611554), (4041, 4988048), (5388, 3741036), (5837, 3453264), (7184, 2805777), (8082, 2494024), (10776, 1870518), (11674, 1726632), (16164, 1247012), (17511, 1151088), (21552, 935259), (23348, 863316), (23981, 840528), (32328, 623506), (35022, 575544), (46696, 431658), (47962, 420264), (52533, 383696), (64656, 311753), (70044, 287772), (71943, 280176), (93392, 215829), (95924, 210132), (105066, 191848), (140088, 143886)]