9781381120

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:423

約数の個数: 384

約数和(自身を含む): 29719872000

約数和(自身を除く): 19938490880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 32, 34, 35, 40, 46, 56, 64, 68, 70, 80, 85, 92, 112, 115, 119, 128, 136, 140, 160, 161, 170, 184, 224, 230, 238, 256, 272, 280, 320, 322, 340, 349, 368, 391, 448, 460, 476, 512, 544, 560, 595, 640, 644, 680, 698, 736, 782, 805, 896, 920, 952, 1024, 1088, 1120, 1190, 1280, 1288, 1360, 1396, 1472, 1564, 1610, 1745, 1792, 1840, 1904, 1955, 2048, 2176, 2240, 2380, 2443, 2560, 2576, 2720, 2737, 2792, 2944, 3128, 3220, 3490, 3584, 3680, 3808, 3910, 4352, 4480, 4760, 4886, 5120, 5152, 5440, 5474, 5584, 5888, 5933, 6256, 6440, 6980, 7168, 7360, 7616, 7820, 8027, 8704, 8960, 9520, 9772, 10240, 10304, 10880, 10948, 11168, 11776, 11866, 12215, 12512, 12880, 13685, 13960, 14336, 14720, 15232, 15640, 16054, 17408, 17920, 19040, 19544, 20608, 21760, 21896, 22336, 23552, 23732, 24430, 25024, 25760, 27370, 27920, 29440, 29665, 30464, 31280, 32108, 34816, 35840, 38080, 39088, 40135, 41216, 41531, 43520, 43792, 44672, 47104, 47464, 48860, 50048, 51520, 54740, 55840, 56189, 58880, 59330, 60928, 62560, 64216, 71680, 76160, 78176, 80270, 82432, 83062, 87040, 87584, 89344, 94928, 97720, 100096, 103040, 109480, 111680, 112378, 117760, 118660, 121856, 125120, 128432, 136459, 152320, 156352, 160540, 164864, 166124, 174080, 175168, 178688, 189856, 195440, 200192, 206080, 207655, 218960, 223360, 224756, 235520, 237320, 243712, 250240, 256864, 272918, 280945, 304640, 312704, 321080, 329728, 332248, 350336, 357376, 379712, 390880, 400384, 412160, 415310, 437920, 446720, 449512, 474640, 500480, 513728, 545836, 561890, 609280, 625408, 642160, 664496, 682295, 700672, 714752, 759424, 781760, 800768, 824320, 830620, 875840, 893440, 899024, 949280, 955213, 1000960, 1027456, 1091672, 1123780, 1218560, 1250816, 1284320, 1328992, 1364590, 1401344, 1518848, 1563520, 1648640, 1661240, 1751680, 1786880, 1798048, 1898560, 1910426, 2001920, 2054912, 2183344, 2247560, 2501632, 2568640, 2657984, 2729180, 2802688, 3037696, 3127040, 3322480, 3503360, 3573760, 3596096, 3797120, 3820852, 4003840, 4109824, 4366688, 4495120, 4776065, 5003264, 5137280, 5315968, 5458360, 5605376, 6075392, 6254080, 6644960, 7006720, 7192192, 7594240, 7641704, 8219648, 8733376, 8990240, 9552130, 10274560, 10631936, 10916720, 12150784, 12508160, 13289920, 14013440, 14384384, 15188480, 15283408, 16439296, 17466752, 17980480, 19104260, 20549120, 21263872, 21833440, 25016320, 26579840, 28026880, 28768768, 30376960, 30566816, 34933504, 35960960, 38208520, 41098240, 42527744, 43666880, 53159680, 57537536, 60753920, 61133632, 69867008, 71921920, 76417040, 82196480, 85055488, 87333760, 106319360, 115075072, 122267264, 139734016, 143843840, 152834080, 174667520, 212638720, 244534528, 279468032, 287687680, 305668160, 349335040, 425277440, 489069056, 575375360, 611336320, 698670080, 978138112, 1222672640, 1397340160, 1956276224, 2445345280, 4890690560, 9781381120]

約数ペア:

[(1, 9781381120), (2, 4890690560), (4, 2445345280), (5, 1956276224), (7, 1397340160), (8, 1222672640), (10, 978138112), (14, 698670080), (16, 611336320), (17, 575375360), (20, 489069056), (23, 425277440), (28, 349335040), (32, 305668160), (34, 287687680), (35, 279468032), (40, 244534528), (46, 212638720), (56, 174667520), (64, 152834080), (68, 143843840), (70, 139734016), (80, 122267264), (85, 115075072), (92, 106319360), (112, 87333760), (115, 85055488), (119, 82196480), (128, 76417040), (136, 71921920), (140, 69867008), (160, 61133632), (161, 60753920), (170, 57537536), (184, 53159680), (224, 43666880), (230, 42527744), (238, 41098240), (256, 38208520), (272, 35960960), (280, 34933504), (320, 30566816), (322, 30376960), (340, 28768768), (349, 28026880), (368, 26579840), (391, 25016320), (448, 21833440), (460, 21263872), (476, 20549120), (512, 19104260), (544, 17980480), (560, 17466752), (595, 16439296), (640, 15283408), (644, 15188480), (680, 14384384), (698, 14013440), (736, 13289920), (782, 12508160), (805, 12150784), (896, 10916720), (920, 10631936), (952, 10274560), (1024, 9552130), (1088, 8990240), (1120, 8733376), (1190, 8219648), (1280, 7641704), (1288, 7594240), (1360, 7192192), (1396, 7006720), (1472, 6644960), (1564, 6254080), (1610, 6075392), (1745, 5605376), (1792, 5458360), (1840, 5315968), (1904, 5137280), (1955, 5003264), (2048, 4776065), (2176, 4495120), (2240, 4366688), (2380, 4109824), (2443, 4003840), (2560, 3820852), (2576, 3797120), (2720, 3596096), (2737, 3573760), (2792, 3503360), (2944, 3322480), (3128, 3127040), (3220, 3037696), (3490, 2802688), (3584, 2729180), (3680, 2657984), (3808, 2568640), (3910, 2501632), (4352, 2247560), (4480, 2183344), (4760, 2054912), (4886, 2001920), (5120, 1910426), (5152, 1898560), (5440, 1798048), (5474, 1786880), (5584, 1751680), (5888, 1661240), (5933, 1648640), (6256, 1563520), (6440, 1518848), (6980, 1401344), (7168, 1364590), (7360, 1328992), (7616, 1284320), (7820, 1250816), (8027, 1218560), (8704, 1123780), (8960, 1091672), (9520, 1027456), (9772, 1000960), (10240, 955213), (10304, 949280), (10880, 899024), (10948, 893440), (11168, 875840), (11776, 830620), (11866, 824320), (12215, 800768), (12512, 781760), (12880, 759424), (13685, 714752), (13960, 700672), (14336, 682295), (14720, 664496), (15232, 642160), (15640, 625408), (16054, 609280), (17408, 561890), (17920, 545836), (19040, 513728), (19544, 500480), (20608, 474640), (21760, 449512), (21896, 446720), (22336, 437920), (23552, 415310), (23732, 412160), (24430, 400384), (25024, 390880), (25760, 379712), (27370, 357376), (27920, 350336), (29440, 332248), (29665, 329728), (30464, 321080), (31280, 312704), (32108, 304640), (34816, 280945), (35840, 272918), (38080, 256864), (39088, 250240), (40135, 243712), (41216, 237320), (41531, 235520), (43520, 224756), (43792, 223360), (44672, 218960), (47104, 207655), (47464, 206080), (48860, 200192), (50048, 195440), (51520, 189856), (54740, 178688), (55840, 175168), (56189, 174080), (58880, 166124), (59330, 164864), (60928, 160540), (62560, 156352), (64216, 152320), (71680, 136459), (76160, 128432), (78176, 125120), (80270, 121856), (82432, 118660), (83062, 117760), (87040, 112378), (87584, 111680), (89344, 109480), (94928, 103040), (97720, 100096)]