175123980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4889}}^1$

素因数の和:5103

約数の個数: 72

約数和(自身を含む): 533988000

約数和(自身を除く): 358864020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2388, 2985, 3582, 3980, 4889, 5970, 7164, 8955, 9778, 11940, 14667, 17910, 19556, 24445, 29334, 35820, 44001, 48890, 58668, 73335, 88002, 97780, 146670, 176004, 220005, 293340, 440010, 880020, 972911, 1945822, 2918733, 3891644, 4864555, 5837466, 8756199, 9729110, 11674932, 14593665, 17512398, 19458220, 29187330, 35024796, 43780995, 58374660, 87561990, 175123980]

約数ペア:

[(1, 175123980), (2, 87561990), (3, 58374660), (4, 43780995), (5, 35024796), (6, 29187330), (9, 19458220), (10, 17512398), (12, 14593665), (15, 11674932), (18, 9729110), (20, 8756199), (30, 5837466), (36, 4864555), (45, 3891644), (60, 2918733), (90, 1945822), (180, 972911), (199, 880020), (398, 440010), (597, 293340), (796, 220005), (995, 176004), (1194, 146670), (1791, 97780), (1990, 88002), (2388, 73335), (2985, 58668), (3582, 48890), (3980, 44001), (4889, 35820), (5970, 29334), (7164, 24445), (8955, 19556), (9778, 17910), (11940, 14667)]