28091520

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{4877}}^1$

素因数の和:4902

約数の個数: 96

約数和(自身を含む): 97023420

約数和(自身を除く): 68931900

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 4877, 5760, 9754, 14631, 19508, 24385, 29262, 39016, 43893, 48770, 58524, 73155, 78032, 87786, 97540, 117048, 146310, 156064, 175572, 195080, 219465, 234096, 292620, 312128, 351144, 390160, 438930, 468192, 585240, 624256, 702288, 780320, 877860, 936384, 1170480, 1404576, 1560640, 1755720, 1872768, 2340960, 2809152, 3121280, 3511440, 4681920, 5618304, 7022880, 9363840, 14045760, 28091520]

約数ペア:

[(1, 28091520), (2, 14045760), (3, 9363840), (4, 7022880), (5, 5618304), (6, 4681920), (8, 3511440), (9, 3121280), (10, 2809152), (12, 2340960), (15, 1872768), (16, 1755720), (18, 1560640), (20, 1404576), (24, 1170480), (30, 936384), (32, 877860), (36, 780320), (40, 702288), (45, 624256), (48, 585240), (60, 468192), (64, 438930), (72, 390160), (80, 351144), (90, 312128), (96, 292620), (120, 234096), (128, 219465), (144, 195080), (160, 175572), (180, 156064), (192, 146310), (240, 117048), (288, 97540), (320, 87786), (360, 78032), (384, 73155), (480, 58524), (576, 48770), (640, 43893), (720, 39016), (960, 29262), (1152, 24385), (1440, 19508), (1920, 14631), (2880, 9754), (4877, 5760)]