56971500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 96

約数和(自身を含む): 174720000

約数和(自身を除く): 117748500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 125, 150, 190, 228, 250, 285, 300, 375, 380, 475, 500, 570, 750, 950, 1140, 1425, 1500, 1900, 1999, 2375, 2850, 3998, 4750, 5700, 5997, 7125, 7996, 9500, 9995, 11994, 14250, 19990, 23988, 28500, 29985, 37981, 39980, 49975, 59970, 75962, 99950, 113943, 119940, 149925, 151924, 189905, 199900, 227886, 249875, 299850, 379810, 455772, 499750, 569715, 599700, 749625, 759620, 949525, 999500, 1139430, 1499250, 1899050, 2278860, 2848575, 2998500, 3798100, 4747625, 5697150, 9495250, 11394300, 14242875, 18990500, 28485750, 56971500]

約数ペア:

[(1, 56971500), (2, 28485750), (3, 18990500), (4, 14242875), (5, 11394300), (6, 9495250), (10, 5697150), (12, 4747625), (15, 3798100), (19, 2998500), (20, 2848575), (25, 2278860), (30, 1899050), (38, 1499250), (50, 1139430), (57, 999500), (60, 949525), (75, 759620), (76, 749625), (95, 599700), (100, 569715), (114, 499750), (125, 455772), (150, 379810), (190, 299850), (228, 249875), (250, 227886), (285, 199900), (300, 189905), (375, 151924), (380, 149925), (475, 119940), (500, 113943), (570, 99950), (750, 75962), (950, 59970), (1140, 49975), (1425, 39980), (1500, 37981), (1900, 29985), (1999, 28500), (2375, 23988), (2850, 19990), (3998, 14250), (4750, 11994), (5700, 9995), (5997, 9500), (7125, 7996)]