181483260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61729}}^1$

素因数の和:61755

約数の個数: 72

約数和(自身を含む): 591126480

約数和(自身を除く): 409643220

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, 61729, 123458, 185187, 246916, 308645, 370374, 432103, 617290, 740748, 864206, 925935, 1234580, 1296309, 1728412, 1851870, 2160515, 2592618, 3024721, 3703740, 4321030, 5185236, 6049442, 6481545, 8642060, 9074163, 12098884, 12963090, 15123605, 18148326, 25926180, 30247210, 36296652, 45370815, 60494420, 90741630, 181483260]

約数ペア:

[(1, 181483260), (2, 90741630), (3, 60494420), (4, 45370815), (5, 36296652), (6, 30247210), (7, 25926180), (10, 18148326), (12, 15123605), (14, 12963090), (15, 12098884), (20, 9074163), (21, 8642060), (28, 6481545), (30, 6049442), (35, 5185236), (42, 4321030), (49, 3703740), (60, 3024721), (70, 2592618), (84, 2160515), (98, 1851870), (105, 1728412), (140, 1296309), (147, 1234580), (196, 925935), (210, 864206), (245, 740748), (294, 617290), (420, 432103), (490, 370374), (588, 308645), (735, 246916), (980, 185187), (1470, 123458), (2940, 61729)]