561704580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{4721}}^1$

素因数の和:5397

約数の個数: 72

約数和(自身を含む): 1706776344

約数和(自身を除く): 1145071764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1322, 1983, 2644, 3305, 3966, 4721, 5949, 6610, 7932, 9442, 9915, 11898, 13220, 14163, 18884, 19830, 23605, 23796, 28326, 29745, 39660, 42489, 47210, 56652, 59490, 70815, 84978, 94420, 118980, 141630, 169956, 212445, 283260, 424890, 849780, 3120581, 6241162, 9361743, 12482324, 15602905, 18723486, 28085229, 31205810, 37446972, 46808715, 56170458, 62411620, 93617430, 112340916, 140426145, 187234860, 280852290, 561704580]

約数ペア:

[(1, 561704580), (2, 280852290), (3, 187234860), (4, 140426145), (5, 112340916), (6, 93617430), (9, 62411620), (10, 56170458), (12, 46808715), (15, 37446972), (18, 31205810), (20, 28085229), (30, 18723486), (36, 15602905), (45, 12482324), (60, 9361743), (90, 6241162), (180, 3120581), (661, 849780), (1322, 424890), (1983, 283260), (2644, 212445), (3305, 169956), (3966, 141630), (4721, 118980), (5949, 94420), (6610, 84978), (7932, 70815), (9442, 59490), (9915, 56652), (11898, 47210), (13220, 42489), (14163, 39660), (18884, 29745), (19830, 28326), (23605, 23796)]