39327680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:302

約数の個数: 112

約数和(自身を含む): 108728256

約数和(自身を除く): 69400576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 97, 112, 140, 160, 181, 194, 224, 280, 320, 362, 388, 448, 485, 560, 679, 724, 776, 905, 970, 1120, 1267, 1358, 1448, 1552, 1810, 1940, 2240, 2534, 2716, 2896, 3104, 3395, 3620, 3880, 5068, 5432, 5792, 6208, 6335, 6790, 7240, 7760, 10136, 10864, 11584, 12670, 13580, 14480, 15520, 17557, 20272, 21728, 25340, 27160, 28960, 31040, 35114, 40544, 43456, 50680, 54320, 57920, 70228, 81088, 87785, 101360, 108640, 122899, 140456, 175570, 202720, 217280, 245798, 280912, 351140, 405440, 491596, 561824, 614495, 702280, 983192, 1123648, 1228990, 1404560, 1966384, 2457980, 2809120, 3932768, 4915960, 5618240, 7865536, 9831920, 19663840, 39327680]

約数ペア:

[(1, 39327680), (2, 19663840), (4, 9831920), (5, 7865536), (7, 5618240), (8, 4915960), (10, 3932768), (14, 2809120), (16, 2457980), (20, 1966384), (28, 1404560), (32, 1228990), (35, 1123648), (40, 983192), (56, 702280), (64, 614495), (70, 561824), (80, 491596), (97, 405440), (112, 351140), (140, 280912), (160, 245798), (181, 217280), (194, 202720), (224, 175570), (280, 140456), (320, 122899), (362, 108640), (388, 101360), (448, 87785), (485, 81088), (560, 70228), (679, 57920), (724, 54320), (776, 50680), (905, 43456), (970, 40544), (1120, 35114), (1267, 31040), (1358, 28960), (1448, 27160), (1552, 25340), (1810, 21728), (1940, 20272), (2240, 17557), (2534, 15520), (2716, 14480), (2896, 13580), (3104, 12670), (3395, 11584), (3620, 10864), (3880, 10136), (5068, 7760), (5432, 7240), (5792, 6790), (6208, 6335)]