180829980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5807}}^1$

素因数の和:5995

約数の個数: 72

約数和(自身を含む): 551783232

約数和(自身を除く): 370953252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 5190, 5807, 6228, 7785, 10380, 11614, 15570, 17421, 23228, 29035, 31140, 34842, 52263, 58070, 69684, 87105, 104526, 116140, 174210, 209052, 261315, 348420, 522630, 1004611, 1045260, 2009222, 3013833, 4018444, 5023055, 6027666, 9041499, 10046110, 12055332, 15069165, 18082998, 20092220, 30138330, 36165996, 45207495, 60276660, 90414990, 180829980]

約数ペア:

[(1, 180829980), (2, 90414990), (3, 60276660), (4, 45207495), (5, 36165996), (6, 30138330), (9, 20092220), (10, 18082998), (12, 15069165), (15, 12055332), (18, 10046110), (20, 9041499), (30, 6027666), (36, 5023055), (45, 4018444), (60, 3013833), (90, 2009222), (173, 1045260), (180, 1004611), (346, 522630), (519, 348420), (692, 261315), (865, 209052), (1038, 174210), (1557, 116140), (1730, 104526), (2076, 87105), (2595, 69684), (3114, 58070), (3460, 52263), (5190, 34842), (5807, 31140), (6228, 29035), (7785, 23228), (10380, 17421), (11614, 15570)]