18038880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{12527}}^1$

素因数の和:12548

約数の個数: 72

約数和(自身を含む): 61562592

約数和(自身を除く): 43523712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 12527, 25054, 37581, 50108, 62635, 75162, 100216, 112743, 125270, 150324, 187905, 200432, 225486, 250540, 300648, 375810, 400864, 450972, 501080, 563715, 601296, 751620, 901944, 1002160, 1127430, 1202592, 1503240, 1803888, 2004320, 2254860, 3006480, 3607776, 4509720, 6012960, 9019440, 18038880]

約数ペア:

[(1, 18038880), (2, 9019440), (3, 6012960), (4, 4509720), (5, 3607776), (6, 3006480), (8, 2254860), (9, 2004320), (10, 1803888), (12, 1503240), (15, 1202592), (16, 1127430), (18, 1002160), (20, 901944), (24, 751620), (30, 601296), (32, 563715), (36, 501080), (40, 450972), (45, 400864), (48, 375810), (60, 300648), (72, 250540), (80, 225486), (90, 200432), (96, 187905), (120, 150324), (144, 125270), (160, 112743), (180, 100216), (240, 75162), (288, 62635), (360, 50108), (480, 37581), (720, 25054), (1440, 12527)]