222382720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{49639}}^1$

素因数の和:49665

約数の個数: 64

約数和(自身を含む): 607593600

約数和(自身を除く): 385210880

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, 896, 1120, 2240, 4480, 49639, 99278, 198556, 248195, 347473, 397112, 496390, 694946, 794224, 992780, 1389892, 1588448, 1737365, 1985560, 2779784, 3176896, 3474730, 3971120, 5559568, 6353792, 6949460, 7942240, 11119136, 13898920, 15884480, 22238272, 27797840, 31768960, 44476544, 55595680, 111191360, 222382720]

約数ペア:

[(1, 222382720), (2, 111191360), (4, 55595680), (5, 44476544), (7, 31768960), (8, 27797840), (10, 22238272), (14, 15884480), (16, 13898920), (20, 11119136), (28, 7942240), (32, 6949460), (35, 6353792), (40, 5559568), (56, 3971120), (64, 3474730), (70, 3176896), (80, 2779784), (112, 1985560), (128, 1737365), (140, 1588448), (160, 1389892), (224, 992780), (280, 794224), (320, 694946), (448, 496390), (560, 397112), (640, 347473), (896, 248195), (1120, 198556), (2240, 99278), (4480, 49639)]