153908480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:692

約数の個数: 144

約数和(自身を含む): 426492864

約数和(自身を除く): 272584384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 256, 272, 320, 340, 352, 374, 440, 544, 640, 643, 680, 704, 748, 880, 935, 1088, 1280, 1286, 1360, 1408, 1496, 1760, 1870, 2176, 2572, 2720, 2816, 2992, 3215, 3520, 3740, 4352, 5144, 5440, 5984, 6430, 7040, 7073, 7480, 10288, 10880, 10931, 11968, 12860, 14080, 14146, 14960, 20576, 21760, 21862, 23936, 25720, 28292, 29920, 35365, 41152, 43724, 47872, 51440, 54655, 56584, 59840, 70730, 82304, 87448, 102880, 109310, 113168, 119680, 120241, 141460, 164608, 174896, 205760, 218620, 226336, 239360, 240482, 282920, 349792, 411520, 437240, 452672, 480964, 565840, 601205, 699584, 823040, 874480, 905344, 961928, 1131680, 1202410, 1399168, 1748960, 1810688, 1923856, 2263360, 2404820, 2798336, 3497920, 3847712, 4526720, 4809640, 6995840, 7695424, 9053440, 9619280, 13991680, 15390848, 19238560, 30781696, 38477120, 76954240, 153908480]

約数ペア:

[(1, 153908480), (2, 76954240), (4, 38477120), (5, 30781696), (8, 19238560), (10, 15390848), (11, 13991680), (16, 9619280), (17, 9053440), (20, 7695424), (22, 6995840), (32, 4809640), (34, 4526720), (40, 3847712), (44, 3497920), (55, 2798336), (64, 2404820), (68, 2263360), (80, 1923856), (85, 1810688), (88, 1748960), (110, 1399168), (128, 1202410), (136, 1131680), (160, 961928), (170, 905344), (176, 874480), (187, 823040), (220, 699584), (256, 601205), (272, 565840), (320, 480964), (340, 452672), (352, 437240), (374, 411520), (440, 349792), (544, 282920), (640, 240482), (643, 239360), (680, 226336), (704, 218620), (748, 205760), (880, 174896), (935, 164608), (1088, 141460), (1280, 120241), (1286, 119680), (1360, 113168), (1408, 109310), (1496, 102880), (1760, 87448), (1870, 82304), (2176, 70730), (2572, 59840), (2720, 56584), (2816, 54655), (2992, 51440), (3215, 47872), (3520, 43724), (3740, 41152), (4352, 35365), (5144, 29920), (5440, 28292), (5984, 25720), (6430, 23936), (7040, 21862), (7073, 21760), (7480, 20576), (10288, 14960), (10880, 14146), (10931, 14080), (11968, 12860)]