858348540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{681229}}^1$

素因数の和:681251

約数の個数: 72

約数和(自身を含む): 2975612640

約数和(自身を除く): 2117264100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 681229, 1362458, 2043687, 2724916, 3406145, 4087374, 4768603, 6131061, 6812290, 8174748, 9537206, 10218435, 12262122, 13624580, 14305809, 19074412, 20436870, 23843015, 24524244, 28611618, 30655305, 40873740, 42917427, 47686030, 57223236, 61310610, 71529045, 85834854, 95372060, 122621220, 143058090, 171669708, 214587135, 286116180, 429174270, 858348540]

約数ペア:

[(1, 858348540), (2, 429174270), (3, 286116180), (4, 214587135), (5, 171669708), (6, 143058090), (7, 122621220), (9, 95372060), (10, 85834854), (12, 71529045), (14, 61310610), (15, 57223236), (18, 47686030), (20, 42917427), (21, 40873740), (28, 30655305), (30, 28611618), (35, 24524244), (36, 23843015), (42, 20436870), (45, 19074412), (60, 14305809), (63, 13624580), (70, 12262122), (84, 10218435), (90, 9537206), (105, 8174748), (126, 6812290), (140, 6131061), (180, 4768603), (210, 4087374), (252, 3406145), (315, 2724916), (420, 2043687), (630, 1362458), (1260, 681229)]