179978240

素因数分解:

$2^{14}\times 5^1\times {\mathrm{13}}^3$

素因数の和:72

約数の個数: 120

約数和(自身を含む): 467912760

約数和(自身を除く): 287934520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 416, 512, 520, 640, 676, 832, 845, 1024, 1040, 1280, 1352, 1664, 1690, 2048, 2080, 2197, 2560, 2704, 3328, 3380, 4096, 4160, 4394, 5120, 5408, 6656, 6760, 8192, 8320, 8788, 10240, 10816, 10985, 13312, 13520, 16384, 16640, 17576, 20480, 21632, 21970, 26624, 27040, 33280, 35152, 40960, 43264, 43940, 53248, 54080, 66560, 70304, 81920, 86528, 87880, 106496, 108160, 133120, 140608, 173056, 175760, 212992, 216320, 266240, 281216, 346112, 351520, 432640, 532480, 562432, 692224, 703040, 865280, 1064960, 1124864, 1384448, 1406080, 1730560, 2249728, 2768896, 2812160, 3461120, 4499456, 5624320, 6922240, 8998912, 11248640, 13844480, 17997824, 22497280, 35995648, 44994560, 89989120, 179978240]

約数ペア:

[(1, 179978240), (2, 89989120), (4, 44994560), (5, 35995648), (8, 22497280), (10, 17997824), (13, 13844480), (16, 11248640), (20, 8998912), (26, 6922240), (32, 5624320), (40, 4499456), (52, 3461120), (64, 2812160), (65, 2768896), (80, 2249728), (104, 1730560), (128, 1406080), (130, 1384448), (160, 1124864), (169, 1064960), (208, 865280), (256, 703040), (260, 692224), (320, 562432), (338, 532480), (416, 432640), (512, 351520), (520, 346112), (640, 281216), (676, 266240), (832, 216320), (845, 212992), (1024, 175760), (1040, 173056), (1280, 140608), (1352, 133120), (1664, 108160), (1690, 106496), (2048, 87880), (2080, 86528), (2197, 81920), (2560, 70304), (2704, 66560), (3328, 54080), (3380, 53248), (4096, 43940), (4160, 43264), (4394, 40960), (5120, 35152), (5408, 33280), (6656, 27040), (6760, 26624), (8192, 21970), (8320, 21632), (8788, 20480), (10240, 17576), (10816, 16640), (10985, 16384), (13312, 13520)]