128181960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{118687}}^1$

素因数の和:118707

約数の個数: 64

約数和(自身を含む): 427276800

約数和(自身を除く): 299094840

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, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 118687, 237374, 356061, 474748, 593435, 712122, 949496, 1068183, 1186870, 1424244, 1780305, 2136366, 2373740, 2848488, 3204549, 3560610, 4272732, 4747480, 5340915, 6409098, 7121220, 8545464, 10681830, 12818196, 14242440, 16022745, 21363660, 25636392, 32045490, 42727320, 64090980, 128181960]

約数ペア:

[(1, 128181960), (2, 64090980), (3, 42727320), (4, 32045490), (5, 25636392), (6, 21363660), (8, 16022745), (9, 14242440), (10, 12818196), (12, 10681830), (15, 8545464), (18, 7121220), (20, 6409098), (24, 5340915), (27, 4747480), (30, 4272732), (36, 3560610), (40, 3204549), (45, 2848488), (54, 2373740), (60, 2136366), (72, 1780305), (90, 1424244), (108, 1186870), (120, 1068183), (135, 949496), (180, 712122), (216, 593435), (270, 474748), (360, 356061), (540, 237374), (1080, 118687)]