80227440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111427}}^1$

素因数の和:111446

約数の個数: 60

約数和(自身を含む): 269432904

約数和(自身を除く): 189205464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 111427, 222854, 334281, 445708, 557135, 668562, 891416, 1002843, 1114270, 1337124, 1671405, 1782832, 2005686, 2228540, 2674248, 3342810, 4011372, 4457080, 5014215, 5348496, 6685620, 8022744, 8914160, 10028430, 13371240, 16045488, 20056860, 26742480, 40113720, 80227440]

約数ペア:

[(1, 80227440), (2, 40113720), (3, 26742480), (4, 20056860), (5, 16045488), (6, 13371240), (8, 10028430), (9, 8914160), (10, 8022744), (12, 6685620), (15, 5348496), (16, 5014215), (18, 4457080), (20, 4011372), (24, 3342810), (30, 2674248), (36, 2228540), (40, 2005686), (45, 1782832), (48, 1671405), (60, 1337124), (72, 1114270), (80, 1002843), (90, 891416), (120, 668562), (144, 557135), (180, 445708), (240, 334281), (360, 222854), (720, 111427)]