12212900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 30831360

約数和(自身を除く): 18618460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 73, 100, 140, 146, 175, 239, 292, 350, 365, 478, 511, 700, 730, 956, 1022, 1195, 1460, 1673, 1825, 2044, 2390, 2555, 3346, 3650, 4780, 5110, 5975, 6692, 7300, 8365, 10220, 11950, 12775, 16730, 17447, 23900, 25550, 33460, 34894, 41825, 51100, 69788, 83650, 87235, 122129, 167300, 174470, 244258, 348940, 436175, 488516, 610645, 872350, 1221290, 1744700, 2442580, 3053225, 6106450, 12212900]

約数ペア:

[(1, 12212900), (2, 6106450), (4, 3053225), (5, 2442580), (7, 1744700), (10, 1221290), (14, 872350), (20, 610645), (25, 488516), (28, 436175), (35, 348940), (50, 244258), (70, 174470), (73, 167300), (100, 122129), (140, 87235), (146, 83650), (175, 69788), (239, 51100), (292, 41825), (350, 34894), (365, 33460), (478, 25550), (511, 23900), (700, 17447), (730, 16730), (956, 12775), (1022, 11950), (1195, 10220), (1460, 8365), (1673, 7300), (1825, 6692), (2044, 5975), (2390, 5110), (2555, 4780), (3346, 3650)]