155923456

素因数分解:

$2^{10}\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:116

約数の個数: 132

約数和(自身を含む): 364112172

約数和(自身を除く): 208188716

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 53, 64, 68, 104, 106, 128, 136, 169, 208, 212, 221, 256, 272, 338, 416, 424, 442, 512, 544, 676, 689, 832, 848, 884, 901, 1024, 1088, 1352, 1378, 1664, 1696, 1768, 1802, 2176, 2704, 2756, 2873, 3328, 3392, 3536, 3604, 4352, 5408, 5512, 5746, 6656, 6784, 7072, 7208, 8704, 8957, 10816, 11024, 11492, 11713, 13312, 13568, 14144, 14416, 17408, 17914, 21632, 22048, 22984, 23426, 27136, 28288, 28832, 35828, 43264, 44096, 45968, 46852, 54272, 56576, 57664, 71656, 86528, 88192, 91936, 93704, 113152, 115328, 143312, 152269, 173056, 176384, 183872, 187408, 226304, 230656, 286624, 304538, 352768, 367744, 374816, 461312, 573248, 609076, 705536, 735488, 749632, 922624, 1146496, 1218152, 1470976, 1499264, 2292992, 2436304, 2941952, 2998528, 4585984, 4872608, 5997056, 9171968, 9745216, 11994112, 19490432, 38980864, 77961728, 155923456]

約数ペア:

[(1, 155923456), (2, 77961728), (4, 38980864), (8, 19490432), (13, 11994112), (16, 9745216), (17, 9171968), (26, 5997056), (32, 4872608), (34, 4585984), (52, 2998528), (53, 2941952), (64, 2436304), (68, 2292992), (104, 1499264), (106, 1470976), (128, 1218152), (136, 1146496), (169, 922624), (208, 749632), (212, 735488), (221, 705536), (256, 609076), (272, 573248), (338, 461312), (416, 374816), (424, 367744), (442, 352768), (512, 304538), (544, 286624), (676, 230656), (689, 226304), (832, 187408), (848, 183872), (884, 176384), (901, 173056), (1024, 152269), (1088, 143312), (1352, 115328), (1378, 113152), (1664, 93704), (1696, 91936), (1768, 88192), (1802, 86528), (2176, 71656), (2704, 57664), (2756, 56576), (2873, 54272), (3328, 46852), (3392, 45968), (3536, 44096), (3604, 43264), (4352, 35828), (5408, 28832), (5512, 28288), (5746, 27136), (6656, 23426), (6784, 22984), (7072, 22048), (7208, 21632), (8704, 17914), (8957, 17408), (10816, 14416), (11024, 14144), (11492, 13568), (11713, 13312)]