28173240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78259}}^1$

素因数の和:78276

約数の個数: 48

約数和(自身を含む): 91564200

約数和(自身を除く): 63390960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78259, 156518, 234777, 313036, 391295, 469554, 626072, 704331, 782590, 939108, 1173885, 1408662, 1565180, 1878216, 2347770, 2817324, 3130360, 3521655, 4695540, 5634648, 7043310, 9391080, 14086620, 28173240]

約数ペア:

[(1, 28173240), (2, 14086620), (3, 9391080), (4, 7043310), (5, 5634648), (6, 4695540), (8, 3521655), (9, 3130360), (10, 2817324), (12, 2347770), (15, 1878216), (18, 1565180), (20, 1408662), (24, 1173885), (30, 939108), (36, 782590), (40, 704331), (45, 626072), (60, 469554), (72, 391295), (90, 313036), (120, 234777), (180, 156518), (360, 78259)]