320156060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{37489}}^1$

素因数の和:37566

約数の個数: 48

約数和(自身を含む): 780991680

約数和(自身を除く): 460835620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 37489, 74978, 149956, 187445, 262423, 374890, 524846, 749780, 1049692, 1312115, 2286829, 2624230, 4573658, 5248460, 9147316, 11434145, 16007803, 22868290, 32015606, 45736580, 64031212, 80039015, 160078030, 320156060]

約数ペア:

[(1, 320156060), (2, 160078030), (4, 80039015), (5, 64031212), (7, 45736580), (10, 32015606), (14, 22868290), (20, 16007803), (28, 11434145), (35, 9147316), (61, 5248460), (70, 4573658), (122, 2624230), (140, 2286829), (244, 1312115), (305, 1049692), (427, 749780), (610, 524846), (854, 374890), (1220, 262423), (1708, 187445), (2135, 149956), (4270, 74978), (8540, 37489)]