256148880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 320

約数和(自身を含む): 937440000

約数和(自身を除く): 681291120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 29, 30, 38, 39, 40, 48, 52, 57, 58, 60, 65, 76, 78, 80, 87, 95, 104, 114, 116, 120, 130, 145, 149, 152, 156, 174, 190, 195, 208, 228, 232, 240, 247, 260, 285, 290, 298, 304, 312, 348, 377, 380, 390, 435, 447, 456, 464, 494, 520, 551, 570, 580, 596, 624, 696, 741, 745, 754, 760, 780, 870, 894, 912, 988, 1040, 1102, 1131, 1140, 1160, 1192, 1235, 1392, 1482, 1490, 1508, 1520, 1560, 1653, 1740, 1788, 1885, 1937, 1976, 2204, 2235, 2262, 2280, 2320, 2384, 2470, 2755, 2831, 2964, 2980, 3016, 3120, 3306, 3480, 3576, 3705, 3770, 3874, 3952, 4321, 4408, 4470, 4524, 4560, 4940, 5510, 5655, 5662, 5811, 5928, 5960, 6032, 6612, 6960, 7152, 7163, 7410, 7540, 7748, 8265, 8493, 8642, 8816, 8940, 9048, 9685, 9880, 11020, 11310, 11324, 11622, 11856, 11920, 12963, 13224, 14155, 14326, 14820, 15080, 15496, 16530, 16986, 17284, 17880, 18096, 19370, 19760, 21489, 21605, 22040, 22620, 22648, 23244, 25926, 26448, 28310, 28652, 29055, 29640, 30160, 30992, 33060, 33972, 34568, 35760, 35815, 36803, 38740, 42465, 42978, 43210, 44080, 45240, 45296, 46488, 51852, 56173, 56620, 57304, 58110, 59280, 64815, 66120, 67944, 69136, 71630, 73606, 77480, 82099, 84930, 85956, 86420, 90480, 92976, 103704, 107445, 110409, 112346, 113240, 114608, 116220, 129630, 132240, 135888, 143260, 147212, 154960, 164198, 168519, 169860, 171912, 172840, 184015, 207408, 214890, 220818, 224692, 226480, 232440, 246297, 259260, 280865, 286520, 294424, 328396, 337038, 339720, 343824, 345680, 368030, 410495, 429780, 441636, 449384, 464880, 492594, 518520, 552045, 561730, 573040, 588848, 656792, 674076, 679440, 736060, 820990, 842595, 859560, 883272, 898768, 985188, 1037040, 1067287, 1104090, 1123460, 1231485, 1313584, 1348152, 1472120, 1641980, 1685190, 1719120, 1766544, 1970376, 2134574, 2208180, 2246920, 2462970, 2696304, 2944240, 3201861, 3283960, 3370380, 3940752, 4269148, 4416360, 4493840, 4925940, 5336435, 6403722, 6567920, 6740760, 8538296, 8832720, 9851880, 10672870, 12807444, 13481520, 16009305, 17076592, 19703760, 21345740, 25614888, 32018610, 42691480, 51229776, 64037220, 85382960, 128074440, 256148880]

約数ペア:

[(1, 256148880), (2, 128074440), (3, 85382960), (4, 64037220), (5, 51229776), (6, 42691480), (8, 32018610), (10, 25614888), (12, 21345740), (13, 19703760), (15, 17076592), (16, 16009305), (19, 13481520), (20, 12807444), (24, 10672870), (26, 9851880), (29, 8832720), (30, 8538296), (38, 6740760), (39, 6567920), (40, 6403722), (48, 5336435), (52, 4925940), (57, 4493840), (58, 4416360), (60, 4269148), (65, 3940752), (76, 3370380), (78, 3283960), (80, 3201861), (87, 2944240), (95, 2696304), (104, 2462970), (114, 2246920), (116, 2208180), (120, 2134574), (130, 1970376), (145, 1766544), (149, 1719120), (152, 1685190), (156, 1641980), (174, 1472120), (190, 1348152), (195, 1313584), (208, 1231485), (228, 1123460), (232, 1104090), (240, 1067287), (247, 1037040), (260, 985188), (285, 898768), (290, 883272), (298, 859560), (304, 842595), (312, 820990), (348, 736060), (377, 679440), (380, 674076), (390, 656792), (435, 588848), (447, 573040), (456, 561730), (464, 552045), (494, 518520), (520, 492594), (551, 464880), (570, 449384), (580, 441636), (596, 429780), (624, 410495), (696, 368030), (741, 345680), (745, 343824), (754, 339720), (760, 337038), (780, 328396), (870, 294424), (894, 286520), (912, 280865), (988, 259260), (1040, 246297), (1102, 232440), (1131, 226480), (1140, 224692), (1160, 220818), (1192, 214890), (1235, 207408), (1392, 184015), (1482, 172840), (1490, 171912), (1508, 169860), (1520, 168519), (1560, 164198), (1653, 154960), (1740, 147212), (1788, 143260), (1885, 135888), (1937, 132240), (1976, 129630), (2204, 116220), (2235, 114608), (2262, 113240), (2280, 112346), (2320, 110409), (2384, 107445), (2470, 103704), (2755, 92976), (2831, 90480), (2964, 86420), (2980, 85956), (3016, 84930), (3120, 82099), (3306, 77480), (3480, 73606), (3576, 71630), (3705, 69136), (3770, 67944), (3874, 66120), (3952, 64815), (4321, 59280), (4408, 58110), (4470, 57304), (4524, 56620), (4560, 56173), (4940, 51852), (5510, 46488), (5655, 45296), (5662, 45240), (5811, 44080), (5928, 43210), (5960, 42978), (6032, 42465), (6612, 38740), (6960, 36803), (7152, 35815), (7163, 35760), (7410, 34568), (7540, 33972), (7748, 33060), (8265, 30992), (8493, 30160), (8642, 29640), (8816, 29055), (8940, 28652), (9048, 28310), (9685, 26448), (9880, 25926), (11020, 23244), (11310, 22648), (11324, 22620), (11622, 22040), (11856, 21605), (11920, 21489), (12963, 19760), (13224, 19370), (14155, 18096), (14326, 17880), (14820, 17284), (15080, 16986), (15496, 16530)]