1380480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{719}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 4406400

約数和(自身を除く): 3025920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 719, 960, 1438, 1920, 2157, 2876, 3595, 4314, 5752, 7190, 8628, 10785, 11504, 14380, 17256, 21570, 23008, 28760, 34512, 43140, 46016, 57520, 69024, 86280, 92032, 115040, 138048, 172560, 230080, 276096, 345120, 460160, 690240, 1380480]

約数ペア:

[(1, 1380480), (2, 690240), (3, 460160), (4, 345120), (5, 276096), (6, 230080), (8, 172560), (10, 138048), (12, 115040), (15, 92032), (16, 86280), (20, 69024), (24, 57520), (30, 46016), (32, 43140), (40, 34512), (48, 28760), (60, 23008), (64, 21570), (80, 17256), (96, 14380), (120, 11504), (128, 10785), (160, 8628), (192, 7190), (240, 5752), (320, 4314), (384, 3595), (480, 2876), (640, 2157), (719, 1920), (960, 1438)]