129411888

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:555

約数の個数: 120

約数和(自身を含む): 374589120

約数和(自身を除く): 245177232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 34, 38, 48, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 272, 289, 304, 323, 408, 456, 491, 578, 646, 816, 867, 912, 969, 982, 1156, 1292, 1473, 1734, 1938, 1964, 2312, 2584, 2946, 3468, 3876, 3928, 4624, 5168, 5491, 5892, 6936, 7752, 7856, 8347, 9329, 10982, 11784, 13872, 15504, 16473, 16694, 18658, 21964, 23568, 25041, 27987, 32946, 33388, 37316, 43928, 50082, 55974, 65892, 66776, 74632, 87856, 100164, 111948, 131784, 133552, 141899, 149264, 158593, 200328, 223896, 263568, 283798, 317186, 400656, 425697, 447792, 475779, 567596, 634372, 851394, 951558, 1135192, 1268744, 1702788, 1903116, 2270384, 2537488, 2696081, 3405576, 3806232, 5392162, 6811152, 7612464, 8088243, 10784324, 16176486, 21568648, 32352972, 43137296, 64705944, 129411888]

約数ペア:

[(1, 129411888), (2, 64705944), (3, 43137296), (4, 32352972), (6, 21568648), (8, 16176486), (12, 10784324), (16, 8088243), (17, 7612464), (19, 6811152), (24, 5392162), (34, 3806232), (38, 3405576), (48, 2696081), (51, 2537488), (57, 2270384), (68, 1903116), (76, 1702788), (102, 1268744), (114, 1135192), (136, 951558), (152, 851394), (204, 634372), (228, 567596), (272, 475779), (289, 447792), (304, 425697), (323, 400656), (408, 317186), (456, 283798), (491, 263568), (578, 223896), (646, 200328), (816, 158593), (867, 149264), (912, 141899), (969, 133552), (982, 131784), (1156, 111948), (1292, 100164), (1473, 87856), (1734, 74632), (1938, 66776), (1964, 65892), (2312, 55974), (2584, 50082), (2946, 43928), (3468, 37316), (3876, 33388), (3928, 32946), (4624, 27987), (5168, 25041), (5491, 23568), (5892, 21964), (6936, 18658), (7752, 16694), (7856, 16473), (8347, 15504), (9329, 13872), (10982, 11784)]