210873460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{2011}}^1$

素因数の和:2141

約数の個数: 72

約数和(自身を含む): 520206624

約数和(自身を除く): 309333164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 107, 140, 196, 214, 245, 428, 490, 535, 749, 980, 1070, 1498, 2011, 2140, 2996, 3745, 4022, 5243, 7490, 8044, 10055, 10486, 14077, 14980, 20110, 20972, 26215, 28154, 40220, 52430, 56308, 70385, 98539, 104860, 140770, 197078, 215177, 281540, 394156, 430354, 492695, 860708, 985390, 1075885, 1506239, 1970780, 2151770, 3012478, 4303540, 6024956, 7531195, 10543673, 15062390, 21087346, 30124780, 42174692, 52718365, 105436730, 210873460]

約数ペア:

[(1, 210873460), (2, 105436730), (4, 52718365), (5, 42174692), (7, 30124780), (10, 21087346), (14, 15062390), (20, 10543673), (28, 7531195), (35, 6024956), (49, 4303540), (70, 3012478), (98, 2151770), (107, 1970780), (140, 1506239), (196, 1075885), (214, 985390), (245, 860708), (428, 492695), (490, 430354), (535, 394156), (749, 281540), (980, 215177), (1070, 197078), (1498, 140770), (2011, 104860), (2140, 98539), (2996, 70385), (3745, 56308), (4022, 52430), (5243, 40220), (7490, 28154), (8044, 26215), (10055, 20972), (10486, 20110), (14077, 14980)]