256800960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3$

素因数の和:93

約数の個数: 336

約数和(自身を含む): 1004072160

約数和(自身を除く): 747271200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 64, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 192, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 320, 342, 360, 361, 380, 390, 416, 456, 468, 480, 494, 520, 570, 576, 585, 608, 624, 684, 720, 722, 741, 760, 780, 832, 855, 912, 936, 960, 988, 1040, 1083, 1140, 1170, 1216, 1235, 1248, 1368, 1440, 1444, 1482, 1520, 1560, 1710, 1805, 1824, 1872, 1976, 2080, 2166, 2223, 2280, 2340, 2470, 2496, 2736, 2880, 2888, 2964, 3040, 3120, 3249, 3420, 3610, 3648, 3705, 3744, 3952, 4160, 4332, 4446, 4560, 4680, 4693, 4940, 5415, 5472, 5776, 5928, 6080, 6240, 6498, 6840, 6859, 7220, 7410, 7488, 7904, 8664, 8892, 9120, 9360, 9386, 9880, 10830, 10944, 11115, 11552, 11856, 12480, 12996, 13680, 13718, 14079, 14440, 14820, 15808, 16245, 17328, 17784, 18240, 18720, 18772, 19760, 20577, 21660, 22230, 23104, 23465, 23712, 25992, 27360, 27436, 28158, 28880, 29640, 32490, 34295, 34656, 35568, 37440, 37544, 39520, 41154, 42237, 43320, 44460, 46930, 47424, 51984, 54720, 54872, 56316, 57760, 59280, 61731, 64980, 68590, 69312, 70395, 71136, 75088, 79040, 82308, 84474, 86640, 88920, 89167, 93860, 102885, 103968, 109744, 112632, 115520, 118560, 123462, 129960, 137180, 140790, 142272, 150176, 164616, 168948, 173280, 177840, 178334, 187720, 205770, 207936, 211185, 219488, 225264, 237120, 246924, 259920, 267501, 274360, 281580, 300352, 308655, 329232, 337896, 346560, 355680, 356668, 375440, 411540, 422370, 438976, 445835, 450528, 493848, 519840, 535002, 548720, 563160, 617310, 658464, 675792, 711360, 713336, 750880, 802503, 823080, 844740, 891670, 901056, 987696, 1039680, 1070004, 1097440, 1126320, 1234620, 1316928, 1337505, 1351584, 1426672, 1501760, 1605006, 1646160, 1689480, 1783340, 1975392, 2140008, 2194880, 2252640, 2469240, 2675010, 2703168, 2853344, 3210012, 3292320, 3378960, 3566680, 3950784, 4012515, 4280016, 4505280, 4938480, 5350020, 5706688, 6420024, 6584640, 6757920, 7133360, 8025030, 8560032, 9876960, 10700040, 12840048, 13515840, 14266720, 16050060, 17120064, 19753920, 21400080, 25680096, 28533440, 32100120, 42800160, 51360192, 64200240, 85600320, 128400480, 256800960]

約数ペア:

[(1, 256800960), (2, 128400480), (3, 85600320), (4, 64200240), (5, 51360192), (6, 42800160), (8, 32100120), (9, 28533440), (10, 25680096), (12, 21400080), (13, 19753920), (15, 17120064), (16, 16050060), (18, 14266720), (19, 13515840), (20, 12840048), (24, 10700040), (26, 9876960), (30, 8560032), (32, 8025030), (36, 7133360), (38, 6757920), (39, 6584640), (40, 6420024), (45, 5706688), (48, 5350020), (52, 4938480), (57, 4505280), (60, 4280016), (64, 4012515), (65, 3950784), (72, 3566680), (76, 3378960), (78, 3292320), (80, 3210012), (90, 2853344), (95, 2703168), (96, 2675010), (104, 2469240), (114, 2252640), (117, 2194880), (120, 2140008), (130, 1975392), (144, 1783340), (152, 1689480), (156, 1646160), (160, 1605006), (171, 1501760), (180, 1426672), (190, 1351584), (192, 1337505), (195, 1316928), (208, 1234620), (228, 1126320), (234, 1097440), (240, 1070004), (247, 1039680), (260, 987696), (285, 901056), (288, 891670), (304, 844740), (312, 823080), (320, 802503), (342, 750880), (360, 713336), (361, 711360), (380, 675792), (390, 658464), (416, 617310), (456, 563160), (468, 548720), (480, 535002), (494, 519840), (520, 493848), (570, 450528), (576, 445835), (585, 438976), (608, 422370), (624, 411540), (684, 375440), (720, 356668), (722, 355680), (741, 346560), (760, 337896), (780, 329232), (832, 308655), (855, 300352), (912, 281580), (936, 274360), (960, 267501), (988, 259920), (1040, 246924), (1083, 237120), (1140, 225264), (1170, 219488), (1216, 211185), (1235, 207936), (1248, 205770), (1368, 187720), (1440, 178334), (1444, 177840), (1482, 173280), (1520, 168948), (1560, 164616), (1710, 150176), (1805, 142272), (1824, 140790), (1872, 137180), (1976, 129960), (2080, 123462), (2166, 118560), (2223, 115520), (2280, 112632), (2340, 109744), (2470, 103968), (2496, 102885), (2736, 93860), (2880, 89167), (2888, 88920), (2964, 86640), (3040, 84474), (3120, 82308), (3249, 79040), (3420, 75088), (3610, 71136), (3648, 70395), (3705, 69312), (3744, 68590), (3952, 64980), (4160, 61731), (4332, 59280), (4446, 57760), (4560, 56316), (4680, 54872), (4693, 54720), (4940, 51984), (5415, 47424), (5472, 46930), (5776, 44460), (5928, 43320), (6080, 42237), (6240, 41154), (6498, 39520), (6840, 37544), (6859, 37440), (7220, 35568), (7410, 34656), (7488, 34295), (7904, 32490), (8664, 29640), (8892, 28880), (9120, 28158), (9360, 27436), (9386, 27360), (9880, 25992), (10830, 23712), (10944, 23465), (11115, 23104), (11552, 22230), (11856, 21660), (12480, 20577), (12996, 19760), (13680, 18772), (13718, 18720), (14079, 18240), (14440, 17784), (14820, 17328), (15808, 16245)]