405875520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{140929}}^1$

素因数の和:140952

約数の個数: 84

約数和(自身を含む): 1396052580

約数和(自身を除く): 990177060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 140929, 281858, 422787, 563716, 704645, 845574, 1127432, 1268361, 1409290, 1691148, 2113935, 2254864, 2536722, 2818580, 3382296, 4227870, 4509728, 5073444, 5637160, 6341805, 6764592, 8455740, 9019456, 10146888, 11274320, 12683610, 13529184, 16911480, 20293776, 22548640, 25367220, 27058368, 33822960, 40587552, 45097280, 50734440, 67645920, 81175104, 101468880, 135291840, 202937760, 405875520]

約数ペア:

[(1, 405875520), (2, 202937760), (3, 135291840), (4, 101468880), (5, 81175104), (6, 67645920), (8, 50734440), (9, 45097280), (10, 40587552), (12, 33822960), (15, 27058368), (16, 25367220), (18, 22548640), (20, 20293776), (24, 16911480), (30, 13529184), (32, 12683610), (36, 11274320), (40, 10146888), (45, 9019456), (48, 8455740), (60, 6764592), (64, 6341805), (72, 5637160), (80, 5073444), (90, 4509728), (96, 4227870), (120, 3382296), (144, 2818580), (160, 2536722), (180, 2254864), (192, 2113935), (240, 1691148), (288, 1409290), (320, 1268361), (360, 1127432), (480, 845574), (576, 704645), (720, 563716), (960, 422787), (1440, 281858), (2880, 140929)]