264538400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:611

約数の個数: 144

約数和(自身を含む): 747202176

約数和(自身を除く): 482663776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 97, 100, 112, 140, 160, 175, 194, 200, 224, 280, 350, 388, 400, 485, 487, 560, 679, 700, 776, 800, 970, 974, 1120, 1358, 1400, 1552, 1940, 1948, 2425, 2435, 2716, 2800, 3104, 3395, 3409, 3880, 3896, 4850, 4870, 5432, 5600, 6790, 6818, 7760, 7792, 9700, 9740, 10864, 12175, 13580, 13636, 15520, 15584, 16975, 17045, 19400, 19480, 21728, 24350, 27160, 27272, 33950, 34090, 38800, 38960, 47239, 48700, 54320, 54544, 67900, 68180, 77600, 77920, 85225, 94478, 97400, 108640, 109088, 135800, 136360, 170450, 188956, 194800, 236195, 271600, 272720, 330673, 340900, 377912, 389600, 472390, 543200, 545440, 661346, 681800, 755824, 944780, 1180975, 1322692, 1363600, 1511648, 1653365, 1889560, 2361950, 2645384, 2727200, 3306730, 3779120, 4723900, 5290768, 6613460, 7558240, 8266825, 9447800, 10581536, 13226920, 16533650, 18895600, 26453840, 33067300, 37791200, 52907680, 66134600, 132269200, 264538400]

約数ペア:

[(1, 264538400), (2, 132269200), (4, 66134600), (5, 52907680), (7, 37791200), (8, 33067300), (10, 26453840), (14, 18895600), (16, 16533650), (20, 13226920), (25, 10581536), (28, 9447800), (32, 8266825), (35, 7558240), (40, 6613460), (50, 5290768), (56, 4723900), (70, 3779120), (80, 3306730), (97, 2727200), (100, 2645384), (112, 2361950), (140, 1889560), (160, 1653365), (175, 1511648), (194, 1363600), (200, 1322692), (224, 1180975), (280, 944780), (350, 755824), (388, 681800), (400, 661346), (485, 545440), (487, 543200), (560, 472390), (679, 389600), (700, 377912), (776, 340900), (800, 330673), (970, 272720), (974, 271600), (1120, 236195), (1358, 194800), (1400, 188956), (1552, 170450), (1940, 136360), (1948, 135800), (2425, 109088), (2435, 108640), (2716, 97400), (2800, 94478), (3104, 85225), (3395, 77920), (3409, 77600), (3880, 68180), (3896, 67900), (4850, 54544), (4870, 54320), (5432, 48700), (5600, 47239), (6790, 38960), (6818, 38800), (7760, 34090), (7792, 33950), (9700, 27272), (9740, 27160), (10864, 24350), (12175, 21728), (13580, 19480), (13636, 19400), (15520, 17045), (15584, 16975)]