15983408

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 120

約数和(自身を含む): 40287600

約数和(自身を除く): 24304192

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 37, 38, 49, 56, 58, 74, 76, 98, 112, 116, 133, 148, 152, 196, 203, 232, 259, 266, 296, 304, 392, 406, 464, 518, 532, 551, 592, 703, 784, 812, 931, 1036, 1064, 1073, 1102, 1406, 1421, 1624, 1813, 1862, 2072, 2128, 2146, 2204, 2812, 2842, 3248, 3626, 3724, 3857, 4144, 4292, 4408, 4921, 5624, 5684, 7252, 7448, 7511, 7714, 8584, 8816, 9842, 11248, 11368, 14504, 14896, 15022, 15428, 17168, 19684, 20387, 22736, 26999, 29008, 30044, 30856, 34447, 39368, 40774, 52577, 53998, 60088, 61712, 68894, 78736, 81548, 105154, 107996, 120176, 137788, 142709, 163096, 210308, 215992, 275576, 285418, 326192, 420616, 431984, 551152, 570836, 841232, 998963, 1141672, 1997926, 2283344, 3995852, 7991704, 15983408]

約数ペア:

[(1, 15983408), (2, 7991704), (4, 3995852), (7, 2283344), (8, 1997926), (14, 1141672), (16, 998963), (19, 841232), (28, 570836), (29, 551152), (37, 431984), (38, 420616), (49, 326192), (56, 285418), (58, 275576), (74, 215992), (76, 210308), (98, 163096), (112, 142709), (116, 137788), (133, 120176), (148, 107996), (152, 105154), (196, 81548), (203, 78736), (232, 68894), (259, 61712), (266, 60088), (296, 53998), (304, 52577), (392, 40774), (406, 39368), (464, 34447), (518, 30856), (532, 30044), (551, 29008), (592, 26999), (703, 22736), (784, 20387), (812, 19684), (931, 17168), (1036, 15428), (1064, 15022), (1073, 14896), (1102, 14504), (1406, 11368), (1421, 11248), (1624, 9842), (1813, 8816), (1862, 8584), (2072, 7714), (2128, 7511), (2146, 7448), (2204, 7252), (2812, 5684), (2842, 5624), (3248, 4921), (3626, 4408), (3724, 4292), (3857, 4144)]