207576180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{164743}}^1$

素因数の和:164765

約数の個数: 72

約数和(自身を含む): 719601792

約数和(自身を除く): 512025612

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, 164743, 329486, 494229, 658972, 823715, 988458, 1153201, 1482687, 1647430, 1976916, 2306402, 2471145, 2965374, 3294860, 3459603, 4612804, 4942290, 5766005, 5930748, 6919206, 7413435, 9884580, 10378809, 11532010, 13838412, 14826870, 17298015, 20757618, 23064020, 29653740, 34596030, 41515236, 51894045, 69192060, 103788090, 207576180]

約数ペア:

[(1, 207576180), (2, 103788090), (3, 69192060), (4, 51894045), (5, 41515236), (6, 34596030), (7, 29653740), (9, 23064020), (10, 20757618), (12, 17298015), (14, 14826870), (15, 13838412), (18, 11532010), (20, 10378809), (21, 9884580), (28, 7413435), (30, 6919206), (35, 5930748), (36, 5766005), (42, 4942290), (45, 4612804), (60, 3459603), (63, 3294860), (70, 2965374), (84, 2471145), (90, 2306402), (105, 1976916), (126, 1647430), (140, 1482687), (180, 1153201), (210, 988458), (252, 823715), (315, 658972), (420, 494229), (630, 329486), (1260, 164743)]