1288140768

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{647}}^1$

素因数の和:917

約数の個数: 144

約数和(自身を含む): 3804143616

約数和(自身を除く): 2516002848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 223, 248, 279, 288, 372, 446, 496, 558, 647, 669, 744, 892, 992, 1116, 1294, 1338, 1488, 1784, 1941, 2007, 2232, 2588, 2676, 2976, 3568, 3882, 4014, 4464, 5176, 5352, 5823, 6913, 7136, 7764, 8028, 8928, 10352, 10704, 11646, 13826, 15528, 16056, 20057, 20704, 20739, 21408, 23292, 27652, 31056, 32112, 40114, 41478, 46584, 55304, 60171, 62112, 62217, 64224, 80228, 82956, 93168, 110608, 120342, 124434, 144281, 160456, 165912, 180513, 186336, 221216, 240684, 248868, 288562, 320912, 331824, 361026, 432843, 481368, 497736, 577124, 641824, 663648, 722052, 865686, 962736, 995472, 1154248, 1298529, 1444104, 1731372, 1925472, 1990944, 2308496, 2597058, 2888208, 3462744, 4472711, 4616992, 5194116, 5776416, 6925488, 8945422, 10388232, 13418133, 13850976, 17890844, 20776464, 26836266, 35781688, 40254399, 41552928, 53672532, 71563376, 80508798, 107345064, 143126752, 161017596, 214690128, 322035192, 429380256, 644070384, 1288140768]

約数ペア:

[(1, 1288140768), (2, 644070384), (3, 429380256), (4, 322035192), (6, 214690128), (8, 161017596), (9, 143126752), (12, 107345064), (16, 80508798), (18, 71563376), (24, 53672532), (31, 41552928), (32, 40254399), (36, 35781688), (48, 26836266), (62, 20776464), (72, 17890844), (93, 13850976), (96, 13418133), (124, 10388232), (144, 8945422), (186, 6925488), (223, 5776416), (248, 5194116), (279, 4616992), (288, 4472711), (372, 3462744), (446, 2888208), (496, 2597058), (558, 2308496), (647, 1990944), (669, 1925472), (744, 1731372), (892, 1444104), (992, 1298529), (1116, 1154248), (1294, 995472), (1338, 962736), (1488, 865686), (1784, 722052), (1941, 663648), (2007, 641824), (2232, 577124), (2588, 497736), (2676, 481368), (2976, 432843), (3568, 361026), (3882, 331824), (4014, 320912), (4464, 288562), (5176, 248868), (5352, 240684), (5823, 221216), (6913, 186336), (7136, 180513), (7764, 165912), (8028, 160456), (8928, 144281), (10352, 124434), (10704, 120342), (11646, 110608), (13826, 93168), (15528, 82956), (16056, 80228), (20057, 64224), (20704, 62217), (20739, 62112), (21408, 60171), (23292, 55304), (27652, 46584), (31056, 41478), (32112, 40114)]