867840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{113}}^1$

素因数の和:139

約数の個数: 80

約数和(自身を含む): 2798928

約数和(自身を除く): 1931088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 113, 120, 128, 160, 192, 226, 240, 256, 320, 339, 384, 452, 480, 512, 565, 640, 678, 768, 904, 960, 1130, 1280, 1356, 1536, 1695, 1808, 1920, 2260, 2560, 2712, 3390, 3616, 3840, 4520, 5424, 6780, 7232, 7680, 9040, 10848, 13560, 14464, 18080, 21696, 27120, 28928, 36160, 43392, 54240, 57856, 72320, 86784, 108480, 144640, 173568, 216960, 289280, 433920, 867840]

約数ペア:

[(1, 867840), (2, 433920), (3, 289280), (4, 216960), (5, 173568), (6, 144640), (8, 108480), (10, 86784), (12, 72320), (15, 57856), (16, 54240), (20, 43392), (24, 36160), (30, 28928), (32, 27120), (40, 21696), (48, 18080), (60, 14464), (64, 13560), (80, 10848), (96, 9040), (113, 7680), (120, 7232), (128, 6780), (160, 5424), (192, 4520), (226, 3840), (240, 3616), (256, 3390), (320, 2712), (339, 2560), (384, 2260), (452, 1920), (480, 1808), (512, 1695), (565, 1536), (640, 1356), (678, 1280), (768, 1130), (904, 960)]