289609880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{1721}}^1$

素因数の和:2340

約数の個数: 64

約数和(自身を含む): 746383680

約数和(自身を除く): 456773800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 601, 1202, 1721, 2404, 3005, 3442, 4207, 4808, 6010, 6884, 8414, 8605, 12020, 12047, 13768, 16828, 17210, 21035, 24040, 24094, 33656, 34420, 42070, 48188, 60235, 68840, 84140, 96376, 120470, 168280, 240940, 481880, 1034321, 2068642, 4137284, 5171605, 7240247, 8274568, 10343210, 14480494, 20686420, 28960988, 36201235, 41372840, 57921976, 72402470, 144804940, 289609880]

約数ペア:

[(1, 289609880), (2, 144804940), (4, 72402470), (5, 57921976), (7, 41372840), (8, 36201235), (10, 28960988), (14, 20686420), (20, 14480494), (28, 10343210), (35, 8274568), (40, 7240247), (56, 5171605), (70, 4137284), (140, 2068642), (280, 1034321), (601, 481880), (1202, 240940), (1721, 168280), (2404, 120470), (3005, 96376), (3442, 84140), (4207, 68840), (4808, 60235), (6010, 48188), (6884, 42070), (8414, 34420), (8605, 33656), (12020, 24094), (12047, 24040), (13768, 21035), (16828, 17210)]