256913280

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 384

約数和(自身を含む): 989089920

約数和(自身を除く): 732176640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 47, 48, 52, 60, 64, 65, 72, 73, 78, 80, 90, 94, 96, 104, 117, 120, 128, 130, 141, 144, 146, 156, 160, 180, 188, 192, 195, 208, 219, 234, 235, 240, 260, 282, 288, 292, 312, 320, 360, 365, 376, 384, 390, 416, 423, 438, 468, 470, 480, 520, 564, 576, 584, 585, 611, 624, 640, 657, 705, 720, 730, 752, 780, 832, 846, 876, 936, 940, 949, 960, 1040, 1095, 1128, 1152, 1168, 1170, 1222, 1248, 1314, 1410, 1440, 1460, 1504, 1560, 1664, 1692, 1752, 1833, 1872, 1880, 1898, 1920, 2080, 2115, 2190, 2256, 2336, 2340, 2444, 2496, 2628, 2820, 2847, 2880, 2920, 3008, 3055, 3120, 3285, 3384, 3431, 3504, 3666, 3744, 3760, 3796, 4160, 4230, 4380, 4512, 4672, 4680, 4745, 4888, 4992, 5256, 5499, 5640, 5694, 5760, 5840, 6016, 6110, 6240, 6570, 6768, 6862, 7008, 7332, 7488, 7520, 7592, 8320, 8460, 8541, 8760, 9024, 9165, 9344, 9360, 9490, 9776, 10293, 10512, 10998, 11280, 11388, 11680, 12220, 12480, 13140, 13536, 13724, 14016, 14235, 14664, 14976, 15040, 15184, 16920, 17082, 17155, 17520, 18048, 18330, 18720, 18980, 19552, 20586, 21024, 21996, 22560, 22776, 23360, 24440, 24960, 26280, 27072, 27448, 27495, 28032, 28470, 29328, 30080, 30368, 30879, 33840, 34164, 34310, 35040, 36660, 37440, 37960, 39104, 41172, 42048, 42705, 43992, 44603, 45120, 45552, 46720, 48880, 51465, 52560, 54144, 54896, 54990, 56940, 58656, 60736, 61758, 67680, 68328, 68620, 70080, 73320, 74880, 75920, 78208, 82344, 84096, 85410, 87984, 89206, 90240, 91104, 97760, 102930, 105120, 109792, 109980, 113880, 117312, 121472, 123516, 133809, 135360, 136656, 137240, 140160, 146640, 151840, 154395, 164688, 170820, 175968, 178412, 182208, 195520, 205860, 210240, 219584, 219960, 223015, 227760, 234624, 247032, 267618, 270720, 273312, 274480, 293280, 303680, 308790, 329376, 341640, 351936, 356824, 364416, 391040, 401427, 411720, 420480, 439168, 439920, 446030, 455520, 494064, 535236, 546624, 548960, 586560, 607360, 617580, 658752, 669045, 683280, 703872, 713648, 802854, 823440, 879840, 892060, 911040, 988128, 1070472, 1093248, 1097920, 1173120, 1235160, 1317504, 1338090, 1366560, 1427296, 1605708, 1646880, 1759680, 1784120, 1822080, 1976256, 2007135, 2140944, 2195840, 2470320, 2676180, 2733120, 2854592, 3211416, 3293760, 3519360, 3568240, 3952512, 4014270, 4281888, 4940640, 5352360, 5466240, 5709184, 6422832, 6587520, 7136480, 8028540, 8563776, 9881280, 10704720, 12845664, 14272960, 16057080, 17127552, 19762560, 21409440, 25691328, 28545920, 32114160, 42818880, 51382656, 64228320, 85637760, 128456640, 256913280]

約数ペア:

[(1, 256913280), (2, 128456640), (3, 85637760), (4, 64228320), (5, 51382656), (6, 42818880), (8, 32114160), (9, 28545920), (10, 25691328), (12, 21409440), (13, 19762560), (15, 17127552), (16, 16057080), (18, 14272960), (20, 12845664), (24, 10704720), (26, 9881280), (30, 8563776), (32, 8028540), (36, 7136480), (39, 6587520), (40, 6422832), (45, 5709184), (47, 5466240), (48, 5352360), (52, 4940640), (60, 4281888), (64, 4014270), (65, 3952512), (72, 3568240), (73, 3519360), (78, 3293760), (80, 3211416), (90, 2854592), (94, 2733120), (96, 2676180), (104, 2470320), (117, 2195840), (120, 2140944), (128, 2007135), (130, 1976256), (141, 1822080), (144, 1784120), (146, 1759680), (156, 1646880), (160, 1605708), (180, 1427296), (188, 1366560), (192, 1338090), (195, 1317504), (208, 1235160), (219, 1173120), (234, 1097920), (235, 1093248), (240, 1070472), (260, 988128), (282, 911040), (288, 892060), (292, 879840), (312, 823440), (320, 802854), (360, 713648), (365, 703872), (376, 683280), (384, 669045), (390, 658752), (416, 617580), (423, 607360), (438, 586560), (468, 548960), (470, 546624), (480, 535236), (520, 494064), (564, 455520), (576, 446030), (584, 439920), (585, 439168), (611, 420480), (624, 411720), (640, 401427), (657, 391040), (705, 364416), (720, 356824), (730, 351936), (752, 341640), (780, 329376), (832, 308790), (846, 303680), (876, 293280), (936, 274480), (940, 273312), (949, 270720), (960, 267618), (1040, 247032), (1095, 234624), (1128, 227760), (1152, 223015), (1168, 219960), (1170, 219584), (1222, 210240), (1248, 205860), (1314, 195520), (1410, 182208), (1440, 178412), (1460, 175968), (1504, 170820), (1560, 164688), (1664, 154395), (1692, 151840), (1752, 146640), (1833, 140160), (1872, 137240), (1880, 136656), (1898, 135360), (1920, 133809), (2080, 123516), (2115, 121472), (2190, 117312), (2256, 113880), (2336, 109980), (2340, 109792), (2444, 105120), (2496, 102930), (2628, 97760), (2820, 91104), (2847, 90240), (2880, 89206), (2920, 87984), (3008, 85410), (3055, 84096), (3120, 82344), (3285, 78208), (3384, 75920), (3431, 74880), (3504, 73320), (3666, 70080), (3744, 68620), (3760, 68328), (3796, 67680), (4160, 61758), (4230, 60736), (4380, 58656), (4512, 56940), (4672, 54990), (4680, 54896), (4745, 54144), (4888, 52560), (4992, 51465), (5256, 48880), (5499, 46720), (5640, 45552), (5694, 45120), (5760, 44603), (5840, 43992), (6016, 42705), (6110, 42048), (6240, 41172), (6570, 39104), (6768, 37960), (6862, 37440), (7008, 36660), (7332, 35040), (7488, 34310), (7520, 34164), (7592, 33840), (8320, 30879), (8460, 30368), (8541, 30080), (8760, 29328), (9024, 28470), (9165, 28032), (9344, 27495), (9360, 27448), (9490, 27072), (9776, 26280), (10293, 24960), (10512, 24440), (10998, 23360), (11280, 22776), (11388, 22560), (11680, 21996), (12220, 21024), (12480, 20586), (13140, 19552), (13536, 18980), (13724, 18720), (14016, 18330), (14235, 18048), (14664, 17520), (14976, 17155), (15040, 17082), (15184, 16920)]