2163240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{2003}}^1$

素因数の和:2023

約数の個数: 64

約数和(自身を含む): 7214400

約数和(自身を除く): 5051160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 2003, 4006, 6009, 8012, 10015, 12018, 16024, 18027, 20030, 24036, 30045, 36054, 40060, 48072, 54081, 60090, 72108, 80120, 90135, 108162, 120180, 144216, 180270, 216324, 240360, 270405, 360540, 432648, 540810, 721080, 1081620, 2163240]

約数ペア:

[(1, 2163240), (2, 1081620), (3, 721080), (4, 540810), (5, 432648), (6, 360540), (8, 270405), (9, 240360), (10, 216324), (12, 180270), (15, 144216), (18, 120180), (20, 108162), (24, 90135), (27, 80120), (30, 72108), (36, 60090), (40, 54081), (45, 48072), (54, 40060), (60, 36054), (72, 30045), (90, 24036), (108, 20030), (120, 18027), (135, 16024), (180, 12018), (216, 10015), (270, 8012), (360, 6009), (540, 4006), (1080, 2003)]