28485120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{3709}}^1$

素因数の和:3735

約数の個数: 80

約数和(自身を含む): 91087920

約数和(自身を除く): 62602800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3709, 3840, 7418, 7680, 11127, 14836, 18545, 22254, 29672, 37090, 44508, 55635, 59344, 74180, 89016, 111270, 118688, 148360, 178032, 222540, 237376, 296720, 356064, 445080, 474752, 593440, 712128, 890160, 949504, 1186880, 1424256, 1780320, 1899008, 2373760, 2848512, 3560640, 4747520, 5697024, 7121280, 9495040, 14242560, 28485120]

約数ペア:

[(1, 28485120), (2, 14242560), (3, 9495040), (4, 7121280), (5, 5697024), (6, 4747520), (8, 3560640), (10, 2848512), (12, 2373760), (15, 1899008), (16, 1780320), (20, 1424256), (24, 1186880), (30, 949504), (32, 890160), (40, 712128), (48, 593440), (60, 474752), (64, 445080), (80, 356064), (96, 296720), (120, 237376), (128, 222540), (160, 178032), (192, 148360), (240, 118688), (256, 111270), (320, 89016), (384, 74180), (480, 59344), (512, 55635), (640, 44508), (768, 37090), (960, 29672), (1280, 22254), (1536, 18545), (1920, 14836), (2560, 11127), (3709, 7680), (3840, 7418)]