31448760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1291}}^1$

素因数の和:1341

約数の個数: 128

約数和(自身を含む): 111628800

約数和(自身を除く): 80180040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1291, 1624, 1740, 2030, 2436, 2582, 3045, 3480, 3873, 4060, 4872, 5164, 6090, 6455, 7746, 8120, 9037, 10328, 12180, 12910, 15492, 18074, 19365, 24360, 25820, 27111, 30984, 36148, 37439, 38730, 45185, 51640, 54222, 72296, 74878, 77460, 90370, 108444, 112317, 135555, 149756, 154920, 180740, 187195, 216888, 224634, 262073, 271110, 299512, 361480, 374390, 449268, 524146, 542220, 561585, 748780, 786219, 898536, 1048292, 1084440, 1123170, 1310365, 1497560, 1572438, 2096584, 2246340, 2620730, 3144876, 3931095, 4492680, 5241460, 6289752, 7862190, 10482920, 15724380, 31448760]

約数ペア:

[(1, 31448760), (2, 15724380), (3, 10482920), (4, 7862190), (5, 6289752), (6, 5241460), (7, 4492680), (8, 3931095), (10, 3144876), (12, 2620730), (14, 2246340), (15, 2096584), (20, 1572438), (21, 1497560), (24, 1310365), (28, 1123170), (29, 1084440), (30, 1048292), (35, 898536), (40, 786219), (42, 748780), (56, 561585), (58, 542220), (60, 524146), (70, 449268), (84, 374390), (87, 361480), (105, 299512), (116, 271110), (120, 262073), (140, 224634), (145, 216888), (168, 187195), (174, 180740), (203, 154920), (210, 149756), (232, 135555), (280, 112317), (290, 108444), (348, 90370), (406, 77460), (420, 74878), (435, 72296), (580, 54222), (609, 51640), (696, 45185), (812, 38730), (840, 37439), (870, 36148), (1015, 30984), (1160, 27111), (1218, 25820), (1291, 24360), (1624, 19365), (1740, 18074), (2030, 15492), (2436, 12910), (2582, 12180), (3045, 10328), (3480, 9037), (3873, 8120), (4060, 7746), (4872, 6455), (5164, 6090)]