207943260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{70729}}^1$

素因数の和:70755

約数の個数: 72

約数和(自身を含む): 677310480

約数和(自身を除く): 469367220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 70729, 141458, 212187, 282916, 353645, 424374, 495103, 707290, 848748, 990206, 1060935, 1414580, 1485309, 1980412, 2121870, 2475515, 2970618, 3465721, 4243740, 4951030, 5941236, 6931442, 7426545, 9902060, 10397163, 13862884, 14853090, 17328605, 20794326, 29706180, 34657210, 41588652, 51985815, 69314420, 103971630, 207943260]

約数ペア:

[(1, 207943260), (2, 103971630), (3, 69314420), (4, 51985815), (5, 41588652), (6, 34657210), (7, 29706180), (10, 20794326), (12, 17328605), (14, 14853090), (15, 13862884), (20, 10397163), (21, 9902060), (28, 7426545), (30, 6931442), (35, 5941236), (42, 4951030), (49, 4243740), (60, 3465721), (70, 2970618), (84, 2475515), (98, 2121870), (105, 1980412), (140, 1485309), (147, 1414580), (196, 1060935), (210, 990206), (245, 848748), (294, 707290), (420, 495103), (490, 424374), (588, 353645), (735, 282916), (980, 212187), (1470, 141458), (2940, 70729)]