7705740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2621}}^1$

素因数の和:2647

約数の個数: 72

約数和(自身を含む): 25108272

約数和(自身を除く): 17402532

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, 2621, 2940, 5242, 7863, 10484, 13105, 15726, 18347, 26210, 31452, 36694, 39315, 52420, 55041, 73388, 78630, 91735, 110082, 128429, 157260, 183470, 220164, 256858, 275205, 366940, 385287, 513716, 550410, 642145, 770574, 1100820, 1284290, 1541148, 1926435, 2568580, 3852870, 7705740]

約数ペア:

[(1, 7705740), (2, 3852870), (3, 2568580), (4, 1926435), (5, 1541148), (6, 1284290), (7, 1100820), (10, 770574), (12, 642145), (14, 550410), (15, 513716), (20, 385287), (21, 366940), (28, 275205), (30, 256858), (35, 220164), (42, 183470), (49, 157260), (60, 128429), (70, 110082), (84, 91735), (98, 78630), (105, 73388), (140, 55041), (147, 52420), (196, 39315), (210, 36694), (245, 31452), (294, 26210), (420, 18347), (490, 15726), (588, 13105), (735, 10484), (980, 7863), (1470, 5242), (2621, 2940)]