205014960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{284743}}^1$

素因数の和:284762

約数の個数: 60

約数和(自身を含む): 688510992

約数和(自身を除く): 483496032

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, 284743, 569486, 854229, 1138972, 1423715, 1708458, 2277944, 2562687, 2847430, 3416916, 4271145, 4555888, 5125374, 5694860, 6833832, 8542290, 10250748, 11389720, 12813435, 13667664, 17084580, 20501496, 22779440, 25626870, 34169160, 41002992, 51253740, 68338320, 102507480, 205014960]

約数ペア:

[(1, 205014960), (2, 102507480), (3, 68338320), (4, 51253740), (5, 41002992), (6, 34169160), (8, 25626870), (9, 22779440), (10, 20501496), (12, 17084580), (15, 13667664), (16, 12813435), (18, 11389720), (20, 10250748), (24, 8542290), (30, 6833832), (36, 5694860), (40, 5125374), (45, 4555888), (48, 4271145), (60, 3416916), (72, 2847430), (80, 2562687), (90, 2277944), (120, 1708458), (144, 1423715), (180, 1138972), (240, 854229), (360, 569486), (720, 284743)]