128354880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:297

約数の個数: 224

約数和(自身を含む): 444764160

約数和(自身を除く): 316409280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 64, 76, 80, 93, 95, 96, 114, 120, 124, 152, 155, 160, 186, 190, 192, 227, 228, 240, 248, 285, 304, 310, 320, 372, 380, 454, 456, 465, 480, 496, 570, 589, 608, 620, 681, 744, 760, 908, 912, 930, 960, 992, 1135, 1140, 1178, 1216, 1240, 1362, 1488, 1520, 1767, 1816, 1824, 1860, 1984, 2270, 2280, 2356, 2480, 2724, 2945, 2976, 3040, 3405, 3534, 3632, 3648, 3720, 4313, 4540, 4560, 4712, 4960, 5448, 5890, 5952, 6080, 6810, 7037, 7068, 7264, 7440, 8626, 8835, 9080, 9120, 9424, 9920, 10896, 11780, 12939, 13620, 14074, 14136, 14528, 14880, 17252, 17670, 18160, 18240, 18848, 21111, 21565, 21792, 23560, 25878, 27240, 28148, 28272, 29760, 34504, 35185, 35340, 36320, 37696, 42222, 43130, 43584, 47120, 51756, 54480, 56296, 56544, 64695, 69008, 70370, 70680, 72640, 84444, 86260, 94240, 103512, 105555, 108960, 112592, 113088, 129390, 133703, 138016, 140740, 141360, 168888, 172520, 188480, 207024, 211110, 217920, 225184, 258780, 267406, 276032, 281480, 282720, 337776, 345040, 401109, 414048, 422220, 450368, 517560, 534812, 562960, 565440, 668515, 675552, 690080, 802218, 828096, 844440, 1035120, 1069624, 1125920, 1337030, 1351104, 1380160, 1604436, 1688880, 2005545, 2070240, 2139248, 2251840, 2674060, 3208872, 3377760, 4011090, 4140480, 4278496, 5348120, 6417744, 6755520, 8022180, 8556992, 10696240, 12835488, 16044360, 21392480, 25670976, 32088720, 42784960, 64177440, 128354880]

約数ペア:

[(1, 128354880), (2, 64177440), (3, 42784960), (4, 32088720), (5, 25670976), (6, 21392480), (8, 16044360), (10, 12835488), (12, 10696240), (15, 8556992), (16, 8022180), (19, 6755520), (20, 6417744), (24, 5348120), (30, 4278496), (31, 4140480), (32, 4011090), (38, 3377760), (40, 3208872), (48, 2674060), (57, 2251840), (60, 2139248), (62, 2070240), (64, 2005545), (76, 1688880), (80, 1604436), (93, 1380160), (95, 1351104), (96, 1337030), (114, 1125920), (120, 1069624), (124, 1035120), (152, 844440), (155, 828096), (160, 802218), (186, 690080), (190, 675552), (192, 668515), (227, 565440), (228, 562960), (240, 534812), (248, 517560), (285, 450368), (304, 422220), (310, 414048), (320, 401109), (372, 345040), (380, 337776), (454, 282720), (456, 281480), (465, 276032), (480, 267406), (496, 258780), (570, 225184), (589, 217920), (608, 211110), (620, 207024), (681, 188480), (744, 172520), (760, 168888), (908, 141360), (912, 140740), (930, 138016), (960, 133703), (992, 129390), (1135, 113088), (1140, 112592), (1178, 108960), (1216, 105555), (1240, 103512), (1362, 94240), (1488, 86260), (1520, 84444), (1767, 72640), (1816, 70680), (1824, 70370), (1860, 69008), (1984, 64695), (2270, 56544), (2280, 56296), (2356, 54480), (2480, 51756), (2724, 47120), (2945, 43584), (2976, 43130), (3040, 42222), (3405, 37696), (3534, 36320), (3632, 35340), (3648, 35185), (3720, 34504), (4313, 29760), (4540, 28272), (4560, 28148), (4712, 27240), (4960, 25878), (5448, 23560), (5890, 21792), (5952, 21565), (6080, 21111), (6810, 18848), (7037, 18240), (7068, 18160), (7264, 17670), (7440, 17252), (8626, 14880), (8835, 14528), (9080, 14136), (9120, 14074), (9424, 13620), (9920, 12939), (10896, 11780)]