18739560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{3187}}^1$

素因数の和:3215

約数の個数: 96

約数和(自身を含む): 65417760

約数和(自身を除く): 46678200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 3187, 5880, 6374, 9561, 12748, 15935, 19122, 22309, 25496, 31870, 38244, 44618, 47805, 63740, 66927, 76488, 89236, 95610, 111545, 127480, 133854, 156163, 178472, 191220, 223090, 267708, 312326, 334635, 382440, 446180, 468489, 535416, 624652, 669270, 780815, 892360, 936978, 1249304, 1338540, 1561630, 1873956, 2342445, 2677080, 3123260, 3747912, 4684890, 6246520, 9369780, 18739560]

約数ペア:

[(1, 18739560), (2, 9369780), (3, 6246520), (4, 4684890), (5, 3747912), (6, 3123260), (7, 2677080), (8, 2342445), (10, 1873956), (12, 1561630), (14, 1338540), (15, 1249304), (20, 936978), (21, 892360), (24, 780815), (28, 669270), (30, 624652), (35, 535416), (40, 468489), (42, 446180), (49, 382440), (56, 334635), (60, 312326), (70, 267708), (84, 223090), (98, 191220), (105, 178472), (120, 156163), (140, 133854), (147, 127480), (168, 111545), (196, 95610), (210, 89236), (245, 76488), (280, 66927), (294, 63740), (392, 47805), (420, 44618), (490, 38244), (588, 31870), (735, 25496), (840, 22309), (980, 19122), (1176, 15935), (1470, 12748), (1960, 9561), (2940, 6374), (3187, 5880)]