40865664

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 128

約数和(自身を含む): 129646080

約数和(自身を除く): 88780416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 112, 128, 138, 161, 168, 184, 192, 224, 276, 322, 336, 368, 384, 448, 483, 552, 644, 661, 672, 736, 896, 966, 1104, 1288, 1322, 1344, 1472, 1932, 1983, 2208, 2576, 2644, 2688, 2944, 3864, 3966, 4416, 4627, 5152, 5288, 7728, 7932, 8832, 9254, 10304, 10576, 13881, 15203, 15456, 15864, 18508, 20608, 21152, 27762, 30406, 30912, 31728, 37016, 42304, 45609, 55524, 60812, 61824, 63456, 74032, 84608, 91218, 106421, 111048, 121624, 126912, 148064, 182436, 212842, 222096, 243248, 253824, 296128, 319263, 364872, 425684, 444192, 486496, 592256, 638526, 729744, 851368, 888384, 972992, 1277052, 1459488, 1702736, 1776768, 1945984, 2554104, 2918976, 3405472, 5108208, 5837952, 6810944, 10216416, 13621888, 20432832, 40865664]

約数ペア:

[(1, 40865664), (2, 20432832), (3, 13621888), (4, 10216416), (6, 6810944), (7, 5837952), (8, 5108208), (12, 3405472), (14, 2918976), (16, 2554104), (21, 1945984), (23, 1776768), (24, 1702736), (28, 1459488), (32, 1277052), (42, 972992), (46, 888384), (48, 851368), (56, 729744), (64, 638526), (69, 592256), (84, 486496), (92, 444192), (96, 425684), (112, 364872), (128, 319263), (138, 296128), (161, 253824), (168, 243248), (184, 222096), (192, 212842), (224, 182436), (276, 148064), (322, 126912), (336, 121624), (368, 111048), (384, 106421), (448, 91218), (483, 84608), (552, 74032), (644, 63456), (661, 61824), (672, 60812), (736, 55524), (896, 45609), (966, 42304), (1104, 37016), (1288, 31728), (1322, 30912), (1344, 30406), (1472, 27762), (1932, 21152), (1983, 20608), (2208, 18508), (2576, 15864), (2644, 15456), (2688, 15203), (2944, 13881), (3864, 10576), (3966, 10304), (4416, 9254), (4627, 8832), (5152, 7932), (5288, 7728)]