448920720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1481}}^1$

素因数の和:1921

約数の個数: 120

約数和(自身を含む): 1512226872

約数和(自身を除く): 1063306152

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, 421, 720, 842, 1263, 1481, 1684, 2105, 2526, 2962, 3368, 3789, 4210, 4443, 5052, 5924, 6315, 6736, 7405, 7578, 8420, 8886, 10104, 11848, 12630, 13329, 14810, 15156, 16840, 17772, 18945, 20208, 22215, 23696, 25260, 26658, 29620, 30312, 33680, 35544, 37890, 44430, 50520, 53316, 59240, 60624, 66645, 71088, 75780, 88860, 101040, 106632, 118480, 133290, 151560, 177720, 213264, 266580, 303120, 355440, 533160, 623501, 1066320, 1247002, 1870503, 2494004, 3117505, 3741006, 4988008, 5611509, 6235010, 7482012, 9352515, 9976016, 11223018, 12470020, 14964024, 18705030, 22446036, 24940040, 28057545, 29928048, 37410060, 44892072, 49880080, 56115090, 74820120, 89784144, 112230180, 149640240, 224460360, 448920720]

約数ペア:

[(1, 448920720), (2, 224460360), (3, 149640240), (4, 112230180), (5, 89784144), (6, 74820120), (8, 56115090), (9, 49880080), (10, 44892072), (12, 37410060), (15, 29928048), (16, 28057545), (18, 24940040), (20, 22446036), (24, 18705030), (30, 14964024), (36, 12470020), (40, 11223018), (45, 9976016), (48, 9352515), (60, 7482012), (72, 6235010), (80, 5611509), (90, 4988008), (120, 3741006), (144, 3117505), (180, 2494004), (240, 1870503), (360, 1247002), (421, 1066320), (720, 623501), (842, 533160), (1263, 355440), (1481, 303120), (1684, 266580), (2105, 213264), (2526, 177720), (2962, 151560), (3368, 133290), (3789, 118480), (4210, 106632), (4443, 101040), (5052, 88860), (5924, 75780), (6315, 71088), (6736, 66645), (7405, 60624), (7578, 59240), (8420, 53316), (8886, 50520), (10104, 44430), (11848, 37890), (12630, 35544), (13329, 33680), (14810, 30312), (15156, 29620), (16840, 26658), (17772, 25260), (18945, 23696), (20208, 22215)]