87480

素因数分解:

$2^3\times 3^7\times 5^1$

素因数の和:32

約数の個数: 64

約数和(自身を含む): 295200

約数和(自身を除く): 207720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2187, 2430, 2916, 3240, 3645, 4374, 4860, 5832, 7290, 8748, 9720, 10935, 14580, 17496, 21870, 29160, 43740, 87480]

約数ペア:

[(1, 87480), (2, 43740), (3, 29160), (4, 21870), (5, 17496), (6, 14580), (8, 10935), (9, 9720), (10, 8748), (12, 7290), (15, 5832), (18, 4860), (20, 4374), (24, 3645), (27, 3240), (30, 2916), (36, 2430), (40, 2187), (45, 1944), (54, 1620), (60, 1458), (72, 1215), (81, 1080), (90, 972), (108, 810), (120, 729), (135, 648), (162, 540), (180, 486), (216, 405), (243, 360), (270, 324)]