211630720

素因数分解:

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

素因数の和:610

約数の個数: 128

約数和(自身を含む): 585365760

約数和(自身を除く): 373735040

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, 280, 320, 388, 448, 485, 487, 560, 640, 679, 776, 896, 970, 974, 1120, 1358, 1552, 1940, 1948, 2240, 2435, 2716, 3104, 3395, 3409, 3880, 3896, 4480, 4870, 5432, 6208, 6790, 6818, 7760, 7792, 9740, 10864, 12416, 13580, 13636, 15520, 15584, 17045, 19480, 21728, 27160, 27272, 31040, 31168, 34090, 38960, 43456, 47239, 54320, 54544, 62080, 62336, 68180, 77920, 86912, 94478, 108640, 109088, 136360, 155840, 188956, 217280, 218176, 236195, 272720, 311680, 330673, 377912, 434560, 436352, 472390, 545440, 661346, 755824, 944780, 1090880, 1322692, 1511648, 1653365, 1889560, 2181760, 2645384, 3023296, 3306730, 3779120, 5290768, 6046592, 6613460, 7558240, 10581536, 13226920, 15116480, 21163072, 26453840, 30232960, 42326144, 52907680, 105815360, 211630720]

約数ペア:

[(1, 211630720), (2, 105815360), (4, 52907680), (5, 42326144), (7, 30232960), (8, 26453840), (10, 21163072), (14, 15116480), (16, 13226920), (20, 10581536), (28, 7558240), (32, 6613460), (35, 6046592), (40, 5290768), (56, 3779120), (64, 3306730), (70, 3023296), (80, 2645384), (97, 2181760), (112, 1889560), (128, 1653365), (140, 1511648), (160, 1322692), (194, 1090880), (224, 944780), (280, 755824), (320, 661346), (388, 545440), (448, 472390), (485, 436352), (487, 434560), (560, 377912), (640, 330673), (679, 311680), (776, 272720), (896, 236195), (970, 218176), (974, 217280), (1120, 188956), (1358, 155840), (1552, 136360), (1940, 109088), (1948, 108640), (2240, 94478), (2435, 86912), (2716, 77920), (3104, 68180), (3395, 62336), (3409, 62080), (3880, 54544), (3896, 54320), (4480, 47239), (4870, 43456), (5432, 38960), (6208, 34090), (6790, 31168), (6818, 31040), (7760, 27272), (7792, 27160), (9740, 21728), (10864, 19480), (12416, 17045), (13580, 15584), (13636, 15520)]