397345920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{206951}}^1$

素因数の和:206973

約数の個数: 64

約数和(自身を含む): 1266546240

約数和(自身を除く): 869200320

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, 960, 1920, 206951, 413902, 620853, 827804, 1034755, 1241706, 1655608, 2069510, 2483412, 3104265, 3311216, 4139020, 4966824, 6208530, 6622432, 8278040, 9933648, 12417060, 13244864, 16556080, 19867296, 24834120, 26489728, 33112160, 39734592, 49668240, 66224320, 79469184, 99336480, 132448640, 198672960, 397345920]

約数ペア:

[(1, 397345920), (2, 198672960), (3, 132448640), (4, 99336480), (5, 79469184), (6, 66224320), (8, 49668240), (10, 39734592), (12, 33112160), (15, 26489728), (16, 24834120), (20, 19867296), (24, 16556080), (30, 13244864), (32, 12417060), (40, 9933648), (48, 8278040), (60, 6622432), (64, 6208530), (80, 4966824), (96, 4139020), (120, 3311216), (128, 3104265), (160, 2483412), (192, 2069510), (240, 1655608), (320, 1241706), (384, 1034755), (480, 827804), (640, 620853), (960, 413902), (1920, 206951)]