140256256

素因数分解:

$2^{10}\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1151}}^1$

素因数の和:1195

約数の個数: 88

約数和(自身を含む): 339572736

約数和(自身を除く): 199316480

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 448, 476, 512, 544, 896, 952, 1024, 1088, 1151, 1792, 1904, 2176, 2302, 3584, 3808, 4352, 4604, 7168, 7616, 8057, 8704, 9208, 15232, 16114, 17408, 18416, 19567, 30464, 32228, 36832, 39134, 60928, 64456, 73664, 78268, 121856, 128912, 136969, 147328, 156536, 257824, 273938, 294656, 313072, 515648, 547876, 589312, 626144, 1031296, 1095752, 1178624, 1252288, 2062592, 2191504, 2504576, 4125184, 4383008, 5009152, 8250368, 8766016, 10018304, 17532032, 20036608, 35064064, 70128128, 140256256]

約数ペア:

[(1, 140256256), (2, 70128128), (4, 35064064), (7, 20036608), (8, 17532032), (14, 10018304), (16, 8766016), (17, 8250368), (28, 5009152), (32, 4383008), (34, 4125184), (56, 2504576), (64, 2191504), (68, 2062592), (112, 1252288), (119, 1178624), (128, 1095752), (136, 1031296), (224, 626144), (238, 589312), (256, 547876), (272, 515648), (448, 313072), (476, 294656), (512, 273938), (544, 257824), (896, 156536), (952, 147328), (1024, 136969), (1088, 128912), (1151, 121856), (1792, 78268), (1904, 73664), (2176, 64456), (2302, 60928), (3584, 39134), (3808, 36832), (4352, 32228), (4604, 30464), (7168, 19567), (7616, 18416), (8057, 17408), (8704, 16114), (9208, 15232)]