72104480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{541}}^1$

素因数の和:587

約数の個数: 144

約数和(自身を含む): 210202776

約数和(自身を除く): 138098296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 340, 392, 476, 490, 541, 544, 560, 595, 680, 784, 833, 952, 980, 1082, 1120, 1190, 1360, 1568, 1666, 1904, 1960, 2164, 2380, 2705, 2720, 3332, 3787, 3808, 3920, 4165, 4328, 4760, 5410, 6664, 7574, 7840, 8330, 8656, 9197, 9520, 10820, 13328, 15148, 16660, 17312, 18394, 18935, 19040, 21640, 26509, 26656, 30296, 33320, 36788, 37870, 43280, 45985, 53018, 60592, 64379, 66640, 73576, 75740, 86560, 91970, 106036, 121184, 128758, 132545, 133280, 147152, 151480, 183940, 212072, 257516, 265090, 294304, 302960, 321895, 367880, 424144, 450653, 515032, 530180, 605920, 643790, 735760, 848288, 901306, 1030064, 1060360, 1287580, 1471520, 1802612, 2060128, 2120720, 2253265, 2575160, 3605224, 4241440, 4506530, 5150320, 7210448, 9013060, 10300640, 14420896, 18026120, 36052240, 72104480]

約数ペア:

[(1, 72104480), (2, 36052240), (4, 18026120), (5, 14420896), (7, 10300640), (8, 9013060), (10, 7210448), (14, 5150320), (16, 4506530), (17, 4241440), (20, 3605224), (28, 2575160), (32, 2253265), (34, 2120720), (35, 2060128), (40, 1802612), (49, 1471520), (56, 1287580), (68, 1060360), (70, 1030064), (80, 901306), (85, 848288), (98, 735760), (112, 643790), (119, 605920), (136, 530180), (140, 515032), (160, 450653), (170, 424144), (196, 367880), (224, 321895), (238, 302960), (245, 294304), (272, 265090), (280, 257516), (340, 212072), (392, 183940), (476, 151480), (490, 147152), (541, 133280), (544, 132545), (560, 128758), (595, 121184), (680, 106036), (784, 91970), (833, 86560), (952, 75740), (980, 73576), (1082, 66640), (1120, 64379), (1190, 60592), (1360, 53018), (1568, 45985), (1666, 43280), (1904, 37870), (1960, 36788), (2164, 33320), (2380, 30296), (2705, 26656), (2720, 26509), (3332, 21640), (3787, 19040), (3808, 18935), (3920, 18394), (4165, 17312), (4328, 16660), (4760, 15148), (5410, 13328), (6664, 10820), (7574, 9520), (7840, 9197), (8330, 8656)]