71280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1$

素因数の和:36

約数の個数: 100

約数和(自身を含む): 270072

約数和(自身を除く): 198792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 324, 330, 360, 396, 405, 432, 440, 495, 528, 540, 594, 648, 660, 720, 792, 810, 880, 891, 990, 1080, 1188, 1296, 1320, 1485, 1584, 1620, 1782, 1980, 2160, 2376, 2640, 2970, 3240, 3564, 3960, 4455, 4752, 5940, 6480, 7128, 7920, 8910, 11880, 14256, 17820, 23760, 35640, 71280]

約数ペア:

[(1, 71280), (2, 35640), (3, 23760), (4, 17820), (5, 14256), (6, 11880), (8, 8910), (9, 7920), (10, 7128), (11, 6480), (12, 5940), (15, 4752), (16, 4455), (18, 3960), (20, 3564), (22, 3240), (24, 2970), (27, 2640), (30, 2376), (33, 2160), (36, 1980), (40, 1782), (44, 1620), (45, 1584), (48, 1485), (54, 1320), (55, 1296), (60, 1188), (66, 1080), (72, 990), (80, 891), (81, 880), (88, 810), (90, 792), (99, 720), (108, 660), (110, 648), (120, 594), (132, 540), (135, 528), (144, 495), (162, 440), (165, 432), (176, 405), (180, 396), (198, 360), (216, 330), (220, 324), (240, 297), (264, 270)]