68868240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{40993}}^1$

素因数の和:41016

約数の個数: 80

約数和(自身を含む): 243996288

約数和(自身を除く): 175128048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 40993, 81986, 122979, 163972, 204965, 245958, 286951, 327944, 409930, 491916, 573902, 614895, 655888, 819860, 860853, 983832, 1147804, 1229790, 1434755, 1639720, 1721706, 1967664, 2295608, 2459580, 2869510, 3279440, 3443412, 4304265, 4591216, 4919160, 5739020, 6886824, 8608530, 9838320, 11478040, 13773648, 17217060, 22956080, 34434120, 68868240]

約数ペア:

[(1, 68868240), (2, 34434120), (3, 22956080), (4, 17217060), (5, 13773648), (6, 11478040), (7, 9838320), (8, 8608530), (10, 6886824), (12, 5739020), (14, 4919160), (15, 4591216), (16, 4304265), (20, 3443412), (21, 3279440), (24, 2869510), (28, 2459580), (30, 2295608), (35, 1967664), (40, 1721706), (42, 1639720), (48, 1434755), (56, 1229790), (60, 1147804), (70, 983832), (80, 860853), (84, 819860), (105, 655888), (112, 614895), (120, 573902), (140, 491916), (168, 409930), (210, 327944), (240, 286951), (280, 245958), (336, 204965), (420, 163972), (560, 122979), (840, 81986), (1680, 40993)]