405009920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:360

約数の個数: 160

約数和(自身を含む): 1126052928

約数和(自身を除く): 721043008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 97, 112, 128, 140, 160, 194, 224, 233, 256, 280, 320, 388, 448, 466, 485, 512, 560, 640, 679, 776, 896, 932, 970, 1120, 1165, 1280, 1358, 1552, 1631, 1792, 1864, 1940, 2240, 2330, 2560, 2716, 3104, 3262, 3395, 3584, 3728, 3880, 4480, 4660, 5432, 6208, 6524, 6790, 7456, 7760, 8155, 8960, 9320, 10864, 12416, 13048, 13580, 14912, 15520, 16310, 17920, 18640, 21728, 22601, 24832, 26096, 27160, 29824, 31040, 32620, 37280, 43456, 45202, 49664, 52192, 54320, 59648, 62080, 65240, 74560, 86912, 90404, 104384, 108640, 113005, 119296, 124160, 130480, 149120, 158207, 173824, 180808, 208768, 217280, 226010, 248320, 260960, 298240, 316414, 347648, 361616, 417536, 434560, 452020, 521920, 596480, 632828, 723232, 791035, 835072, 869120, 904040, 1043840, 1265656, 1446464, 1582070, 1738240, 1808080, 2087680, 2531312, 2892928, 3164140, 3616160, 4175360, 5062624, 5785856, 6328280, 7232320, 10125248, 11571712, 12656560, 14464640, 20250496, 25313120, 28929280, 40500992, 50626240, 57858560, 81001984, 101252480, 202504960, 405009920]

約数ペア:

[(1, 405009920), (2, 202504960), (4, 101252480), (5, 81001984), (7, 57858560), (8, 50626240), (10, 40500992), (14, 28929280), (16, 25313120), (20, 20250496), (28, 14464640), (32, 12656560), (35, 11571712), (40, 10125248), (56, 7232320), (64, 6328280), (70, 5785856), (80, 5062624), (97, 4175360), (112, 3616160), (128, 3164140), (140, 2892928), (160, 2531312), (194, 2087680), (224, 1808080), (233, 1738240), (256, 1582070), (280, 1446464), (320, 1265656), (388, 1043840), (448, 904040), (466, 869120), (485, 835072), (512, 791035), (560, 723232), (640, 632828), (679, 596480), (776, 521920), (896, 452020), (932, 434560), (970, 417536), (1120, 361616), (1165, 347648), (1280, 316414), (1358, 298240), (1552, 260960), (1631, 248320), (1792, 226010), (1864, 217280), (1940, 208768), (2240, 180808), (2330, 173824), (2560, 158207), (2716, 149120), (3104, 130480), (3262, 124160), (3395, 119296), (3584, 113005), (3728, 108640), (3880, 104384), (4480, 90404), (4660, 86912), (5432, 74560), (6208, 65240), (6524, 62080), (6790, 59648), (7456, 54320), (7760, 52192), (8155, 49664), (8960, 45202), (9320, 43456), (10864, 37280), (12416, 32620), (13048, 31040), (13580, 29824), (14912, 27160), (15520, 26096), (16310, 24832), (17920, 22601), (18640, 21728)]