215523280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22639}}^1$

素因数の和:22676

約数の個数: 80

約数和(自身を含む): 606389760

約数和(自身を除く): 390866480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 22639, 45278, 90556, 113195, 158473, 181112, 226390, 316946, 362224, 384863, 452780, 633892, 769726, 792365, 905560, 1267784, 1539452, 1584730, 1811120, 1924315, 2535568, 2694041, 3078904, 3169460, 3848630, 5388082, 6157808, 6338920, 7697260, 10776164, 12677840, 13470205, 15394520, 21552328, 26940410, 30789040, 43104656, 53880820, 107761640, 215523280]

約数ペア:

[(1, 215523280), (2, 107761640), (4, 53880820), (5, 43104656), (7, 30789040), (8, 26940410), (10, 21552328), (14, 15394520), (16, 13470205), (17, 12677840), (20, 10776164), (28, 7697260), (34, 6338920), (35, 6157808), (40, 5388082), (56, 3848630), (68, 3169460), (70, 3078904), (80, 2694041), (85, 2535568), (112, 1924315), (119, 1811120), (136, 1584730), (140, 1539452), (170, 1267784), (238, 905560), (272, 792365), (280, 769726), (340, 633892), (476, 452780), (560, 384863), (595, 362224), (680, 316946), (952, 226390), (1190, 181112), (1360, 158473), (1904, 113195), (2380, 90556), (4760, 45278), (9520, 22639)]