457126880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:521

約数の個数: 144

約数和(自身を含む): 1266904800

約数和(自身を除く): 809777920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 199, 224, 245, 280, 293, 392, 398, 490, 560, 586, 784, 796, 980, 995, 1120, 1172, 1393, 1465, 1568, 1592, 1960, 1990, 2051, 2344, 2786, 2930, 3184, 3920, 3980, 4102, 4688, 5572, 5860, 6368, 6965, 7840, 7960, 8204, 9376, 9751, 10255, 11144, 11720, 13930, 14357, 15920, 16408, 19502, 20510, 22288, 23440, 27860, 28714, 31840, 32816, 39004, 41020, 44576, 46880, 48755, 55720, 57428, 58307, 65632, 71785, 78008, 82040, 97510, 111440, 114856, 116614, 143570, 156016, 164080, 195020, 222880, 229712, 233228, 287140, 291535, 312032, 328160, 390040, 408149, 459424, 466456, 574280, 583070, 780080, 816298, 932912, 1148560, 1166140, 1560160, 1632596, 1865824, 2040745, 2297120, 2332280, 2857043, 3265192, 4081490, 4664560, 5714086, 6530384, 8162980, 9329120, 11428172, 13060768, 14285215, 16325960, 22856344, 28570430, 32651920, 45712688, 57140860, 65303840, 91425376, 114281720, 228563440, 457126880]

約数ペア:

[(1, 457126880), (2, 228563440), (4, 114281720), (5, 91425376), (7, 65303840), (8, 57140860), (10, 45712688), (14, 32651920), (16, 28570430), (20, 22856344), (28, 16325960), (32, 14285215), (35, 13060768), (40, 11428172), (49, 9329120), (56, 8162980), (70, 6530384), (80, 5714086), (98, 4664560), (112, 4081490), (140, 3265192), (160, 2857043), (196, 2332280), (199, 2297120), (224, 2040745), (245, 1865824), (280, 1632596), (293, 1560160), (392, 1166140), (398, 1148560), (490, 932912), (560, 816298), (586, 780080), (784, 583070), (796, 574280), (980, 466456), (995, 459424), (1120, 408149), (1172, 390040), (1393, 328160), (1465, 312032), (1568, 291535), (1592, 287140), (1960, 233228), (1990, 229712), (2051, 222880), (2344, 195020), (2786, 164080), (2930, 156016), (3184, 143570), (3920, 116614), (3980, 114856), (4102, 111440), (4688, 97510), (5572, 82040), (5860, 78008), (6368, 71785), (6965, 65632), (7840, 58307), (7960, 57428), (8204, 55720), (9376, 48755), (9751, 46880), (10255, 44576), (11144, 41020), (11720, 39004), (13930, 32816), (14357, 31840), (15920, 28714), (16408, 27860), (19502, 23440), (20510, 22288)]