3221120

素因数分解:

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

素因数の和:745

約数の個数: 64

約数和(自身を含む): 8812800

約数和(自身を除く): 5591680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 719, 896, 1120, 1438, 2240, 2876, 3595, 4480, 5033, 5752, 7190, 10066, 11504, 14380, 20132, 23008, 25165, 28760, 40264, 46016, 50330, 57520, 80528, 92032, 100660, 115040, 161056, 201320, 230080, 322112, 402640, 460160, 644224, 805280, 1610560, 3221120]

約数ペア:

[(1, 3221120), (2, 1610560), (4, 805280), (5, 644224), (7, 460160), (8, 402640), (10, 322112), (14, 230080), (16, 201320), (20, 161056), (28, 115040), (32, 100660), (35, 92032), (40, 80528), (56, 57520), (64, 50330), (70, 46016), (80, 40264), (112, 28760), (128, 25165), (140, 23008), (160, 20132), (224, 14380), (280, 11504), (320, 10066), (448, 7190), (560, 5752), (640, 5033), (719, 4480), (896, 3595), (1120, 2876), (1438, 2240)]