21630480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90127}}^1$

素因数の和:90143

約数の個数: 40

約数和(自身を含む): 67055232

約数和(自身を除く): 45424752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90127, 180254, 270381, 360508, 450635, 540762, 721016, 901270, 1081524, 1351905, 1442032, 1802540, 2163048, 2703810, 3605080, 4326096, 5407620, 7210160, 10815240, 21630480]

約数ペア:

[(1, 21630480), (2, 10815240), (3, 7210160), (4, 5407620), (5, 4326096), (6, 3605080), (8, 2703810), (10, 2163048), (12, 1802540), (15, 1442032), (16, 1351905), (20, 1081524), (24, 901270), (30, 721016), (40, 540762), (48, 450635), (60, 360508), (80, 270381), (120, 180254), (240, 90127)]