75728240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{499}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 202368000

約数和(自身を除く): 126639760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 280, 499, 542, 560, 998, 1084, 1355, 1897, 1996, 2168, 2495, 2710, 3493, 3794, 3992, 4336, 4990, 5420, 6986, 7588, 7984, 9485, 9980, 10840, 13972, 15176, 17465, 18970, 19960, 21680, 27944, 30352, 34930, 37940, 39920, 55888, 69860, 75880, 135229, 139720, 151760, 270458, 279440, 540916, 676145, 946603, 1081832, 1352290, 1893206, 2163664, 2704580, 3786412, 4733015, 5409160, 7572824, 9466030, 10818320, 15145648, 18932060, 37864120, 75728240]

約数ペア:

[(1, 75728240), (2, 37864120), (4, 18932060), (5, 15145648), (7, 10818320), (8, 9466030), (10, 7572824), (14, 5409160), (16, 4733015), (20, 3786412), (28, 2704580), (35, 2163664), (40, 1893206), (56, 1352290), (70, 1081832), (80, 946603), (112, 676145), (140, 540916), (271, 279440), (280, 270458), (499, 151760), (542, 139720), (560, 135229), (998, 75880), (1084, 69860), (1355, 55888), (1897, 39920), (1996, 37940), (2168, 34930), (2495, 30352), (2710, 27944), (3493, 21680), (3794, 19960), (3992, 18970), (4336, 17465), (4990, 15176), (5420, 13972), (6986, 10840), (7588, 9980), (7984, 9485)]