80238240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{55721}}^1$

素因数の和:55742

約数の個数: 72

約数和(自身を含む): 273817908

約数和(自身を除く): 193579668

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, 55721, 111442, 167163, 222884, 278605, 334326, 445768, 501489, 557210, 668652, 835815, 891536, 1002978, 1114420, 1337304, 1671630, 1783072, 2005956, 2228840, 2507445, 2674608, 3343260, 4011912, 4457680, 5014890, 5349216, 6686520, 8023824, 8915360, 10029780, 13373040, 16047648, 20059560, 26746080, 40119120, 80238240]

約数ペア:

[(1, 80238240), (2, 40119120), (3, 26746080), (4, 20059560), (5, 16047648), (6, 13373040), (8, 10029780), (9, 8915360), (10, 8023824), (12, 6686520), (15, 5349216), (16, 5014890), (18, 4457680), (20, 4011912), (24, 3343260), (30, 2674608), (32, 2507445), (36, 2228840), (40, 2005956), (45, 1783072), (48, 1671630), (60, 1337304), (72, 1114420), (80, 1002978), (90, 891536), (96, 835815), (120, 668652), (144, 557210), (160, 501489), (180, 445768), (240, 334326), (288, 278605), (360, 222884), (480, 167163), (720, 111442), (1440, 55721)]