28740160

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 112

約数和(自身を含む): 74980800

約数和(自身を除く): 46240640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 116, 145, 152, 160, 163, 190, 232, 290, 304, 320, 326, 380, 464, 551, 580, 608, 652, 760, 815, 928, 1102, 1160, 1216, 1304, 1520, 1630, 1856, 2204, 2320, 2608, 2755, 3040, 3097, 3260, 4408, 4640, 4727, 5216, 5510, 6080, 6194, 6520, 8816, 9280, 9454, 10432, 11020, 12388, 13040, 15485, 17632, 18908, 22040, 23635, 24776, 26080, 30970, 35264, 37816, 44080, 47270, 49552, 52160, 61940, 75632, 88160, 89813, 94540, 99104, 123880, 151264, 176320, 179626, 189080, 198208, 247760, 302528, 359252, 378160, 449065, 495520, 718504, 756320, 898130, 991040, 1437008, 1512640, 1796260, 2874016, 3592520, 5748032, 7185040, 14370080, 28740160]

約数ペア:

[(1, 28740160), (2, 14370080), (4, 7185040), (5, 5748032), (8, 3592520), (10, 2874016), (16, 1796260), (19, 1512640), (20, 1437008), (29, 991040), (32, 898130), (38, 756320), (40, 718504), (58, 495520), (64, 449065), (76, 378160), (80, 359252), (95, 302528), (116, 247760), (145, 198208), (152, 189080), (160, 179626), (163, 176320), (190, 151264), (232, 123880), (290, 99104), (304, 94540), (320, 89813), (326, 88160), (380, 75632), (464, 61940), (551, 52160), (580, 49552), (608, 47270), (652, 44080), (760, 37816), (815, 35264), (928, 30970), (1102, 26080), (1160, 24776), (1216, 23635), (1304, 22040), (1520, 18908), (1630, 17632), (1856, 15485), (2204, 13040), (2320, 12388), (2608, 11020), (2755, 10432), (3040, 9454), (3097, 9280), (3260, 8816), (4408, 6520), (4640, 6194), (4727, 6080), (5216, 5510)]