64818880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1523}}^1$

素因数の和:1566

約数の個数: 112

約数和(自身を含む): 185806080

約数和(自身を除く): 120987200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 1523, 2128, 2240, 2660, 3040, 3046, 4256, 5320, 6080, 6092, 7615, 8512, 10640, 10661, 12184, 15230, 21280, 21322, 24368, 28937, 30460, 42560, 42644, 48736, 53305, 57874, 60920, 85288, 97472, 106610, 115748, 121840, 144685, 170576, 202559, 213220, 231496, 243680, 289370, 341152, 405118, 426440, 462992, 487360, 578740, 682304, 810236, 852880, 925984, 1012795, 1157480, 1620472, 1705760, 1851968, 2025590, 2314960, 3240944, 3411520, 4051180, 4629920, 6481888, 8102360, 9259840, 12963776, 16204720, 32409440, 64818880]

約数ペア:

[(1, 64818880), (2, 32409440), (4, 16204720), (5, 12963776), (7, 9259840), (8, 8102360), (10, 6481888), (14, 4629920), (16, 4051180), (19, 3411520), (20, 3240944), (28, 2314960), (32, 2025590), (35, 1851968), (38, 1705760), (40, 1620472), (56, 1157480), (64, 1012795), (70, 925984), (76, 852880), (80, 810236), (95, 682304), (112, 578740), (133, 487360), (140, 462992), (152, 426440), (160, 405118), (190, 341152), (224, 289370), (266, 243680), (280, 231496), (304, 213220), (320, 202559), (380, 170576), (448, 144685), (532, 121840), (560, 115748), (608, 106610), (665, 97472), (760, 85288), (1064, 60920), (1120, 57874), (1216, 53305), (1330, 48736), (1520, 42644), (1523, 42560), (2128, 30460), (2240, 28937), (2660, 24368), (3040, 21322), (3046, 21280), (4256, 15230), (5320, 12184), (6080, 10661), (6092, 10640), (7615, 8512)]