21940161840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{677}}^1$

素因数の和:841

約数の個数: 480

約数和(自身を含む): 81839047680

約数和(自身を除く): 59898885840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 48, 57, 60, 69, 72, 76, 80, 90, 92, 95, 103, 114, 115, 120, 138, 144, 152, 171, 180, 184, 190, 206, 207, 228, 230, 240, 276, 285, 304, 309, 342, 345, 360, 368, 380, 412, 414, 437, 456, 460, 515, 552, 570, 618, 677, 684, 690, 720, 760, 824, 828, 855, 874, 912, 920, 927, 1030, 1035, 1104, 1140, 1236, 1311, 1354, 1368, 1380, 1520, 1545, 1648, 1656, 1710, 1748, 1840, 1854, 1957, 2031, 2060, 2070, 2185, 2280, 2369, 2472, 2622, 2708, 2736, 2760, 3090, 3312, 3385, 3420, 3496, 3708, 3914, 3933, 4062, 4120, 4140, 4370, 4560, 4635, 4738, 4944, 5244, 5416, 5520, 5871, 6093, 6180, 6555, 6770, 6840, 6992, 7107, 7416, 7828, 7866, 8124, 8240, 8280, 8740, 9270, 9476, 9785, 10155, 10488, 10832, 11742, 11845, 12186, 12360, 12863, 13110, 13540, 13680, 14214, 14832, 15571, 15656, 15732, 16248, 16560, 17480, 17613, 18540, 18952, 19570, 19665, 20310, 20976, 21321, 23484, 23690, 24372, 24720, 25726, 26220, 27080, 28428, 29355, 30465, 31142, 31312, 31464, 32496, 34960, 35226, 35535, 37080, 37904, 38589, 39140, 39330, 40620, 42642, 45011, 46713, 46968, 47380, 48744, 51452, 52440, 54160, 56856, 58710, 60930, 62284, 62928, 64315, 69731, 70452, 71070, 74160, 77178, 77855, 78280, 78660, 81240, 85284, 88065, 90022, 93426, 93936, 94760, 97488, 102904, 104880, 106605, 113712, 115767, 117420, 121860, 124568, 128630, 135033, 139462, 140139, 140904, 142140, 154356, 155710, 156560, 157320, 162480, 170568, 176130, 180044, 186852, 189520, 192945, 205808, 209193, 213210, 225055, 231534, 233565, 234840, 243720, 249136, 257260, 270066, 278924, 280278, 281808, 284280, 295849, 308712, 311420, 314640, 341136, 348655, 352260, 360088, 373704, 385890, 405099, 418386, 426420, 450110, 463068, 467130, 469680, 487440, 514520, 540132, 557848, 560556, 568560, 578835, 591698, 617424, 622840, 627579, 675165, 697310, 700695, 704520, 720176, 747408, 771780, 810198, 836772, 852840, 887547, 900220, 926136, 934260, 1029040, 1045965, 1080264, 1115696, 1121112, 1157670, 1183396, 1245680, 1255158, 1324889, 1350330, 1394620, 1401390, 1409040, 1479245, 1543560, 1603813, 1620396, 1673544, 1705680, 1775094, 1800440, 1852272, 1868520, 2025495, 2091930, 2160528, 2242224, 2315340, 2366792, 2510316, 2649778, 2662641, 2700660, 2789240, 2802780, 2958490, 3087120, 3137895, 3207626, 3240792, 3347088, 3550188, 3600880, 3737040, 3974667, 4050990, 4183860, 4437735, 4630680, 4733584, 4811439, 5020632, 5299556, 5325282, 5401320, 5578480, 5605560, 5916980, 6275790, 6415252, 6481584, 6624445, 7100376, 7949334, 8019065, 8101980, 8367720, 8875470, 9261360, 9622878, 10041264, 10599112, 10650564, 10802640, 11211120, 11833960, 11924001, 12551580, 12830504, 13248890, 13313205, 14200752, 14434317, 15898668, 16038130, 16203960, 16735440, 17750940, 19245756, 19873335, 21198224, 21301128, 23667920, 23848002, 24057195, 25103160, 25661008, 26497780, 26626410, 28868634, 30472447, 31797336, 32076260, 32407920, 35501880, 38491512, 39746670, 42602256, 47696004, 48114390, 50206320, 52995560, 53252820, 57737268, 59620005, 60944894, 63594672, 64152520, 71003760, 72171585, 76983024, 79493340, 91417341, 95392008, 96228780, 105991120, 106505640, 115474536, 119240010, 121889788, 128305040, 144343170, 152362235, 158986680, 182834682, 190784016, 192457560, 213011280, 230949072, 238480020, 243779576, 274252023, 288686340, 304724470, 317973360, 365669364, 384915120, 457086705, 476960040, 487559152, 548504046, 577372680, 609448940, 731338728, 914173410, 953920080, 1097008092, 1154745360, 1218897880, 1371260115, 1462677456, 1828346820, 2194016184, 2437795760, 2742520230, 3656693640, 4388032368, 5485040460, 7313387280, 10970080920, 21940161840]

約数ペア:

[(1, 21940161840), (2, 10970080920), (3, 7313387280), (4, 5485040460), (5, 4388032368), (6, 3656693640), (8, 2742520230), (9, 2437795760), (10, 2194016184), (12, 1828346820), (15, 1462677456), (16, 1371260115), (18, 1218897880), (19, 1154745360), (20, 1097008092), (23, 953920080), (24, 914173410), (30, 731338728), (36, 609448940), (38, 577372680), (40, 548504046), (45, 487559152), (46, 476960040), (48, 457086705), (57, 384915120), (60, 365669364), (69, 317973360), (72, 304724470), (76, 288686340), (80, 274252023), (90, 243779576), (92, 238480020), (95, 230949072), (103, 213011280), (114, 192457560), (115, 190784016), (120, 182834682), (138, 158986680), (144, 152362235), (152, 144343170), (171, 128305040), (180, 121889788), (184, 119240010), (190, 115474536), (206, 106505640), (207, 105991120), (228, 96228780), (230, 95392008), (240, 91417341), (276, 79493340), (285, 76983024), (304, 72171585), (309, 71003760), (342, 64152520), (345, 63594672), (360, 60944894), (368, 59620005), (380, 57737268), (412, 53252820), (414, 52995560), (437, 50206320), (456, 48114390), (460, 47696004), (515, 42602256), (552, 39746670), (570, 38491512), (618, 35501880), (677, 32407920), (684, 32076260), (690, 31797336), (720, 30472447), (760, 28868634), (824, 26626410), (828, 26497780), (855, 25661008), (874, 25103160), (912, 24057195), (920, 23848002), (927, 23667920), (1030, 21301128), (1035, 21198224), (1104, 19873335), (1140, 19245756), (1236, 17750940), (1311, 16735440), (1354, 16203960), (1368, 16038130), (1380, 15898668), (1520, 14434317), (1545, 14200752), (1648, 13313205), (1656, 13248890), (1710, 12830504), (1748, 12551580), (1840, 11924001), (1854, 11833960), (1957, 11211120), (2031, 10802640), (2060, 10650564), (2070, 10599112), (2185, 10041264), (2280, 9622878), (2369, 9261360), (2472, 8875470), (2622, 8367720), (2708, 8101980), (2736, 8019065), (2760, 7949334), (3090, 7100376), (3312, 6624445), (3385, 6481584), (3420, 6415252), (3496, 6275790), (3708, 5916980), (3914, 5605560), (3933, 5578480), (4062, 5401320), (4120, 5325282), (4140, 5299556), (4370, 5020632), (4560, 4811439), (4635, 4733584), (4738, 4630680), (4944, 4437735), (5244, 4183860), (5416, 4050990), (5520, 3974667), (5871, 3737040), (6093, 3600880), (6180, 3550188), (6555, 3347088), (6770, 3240792), (6840, 3207626), (6992, 3137895), (7107, 3087120), (7416, 2958490), (7828, 2802780), (7866, 2789240), (8124, 2700660), (8240, 2662641), (8280, 2649778), (8740, 2510316), (9270, 2366792), (9476, 2315340), (9785, 2242224), (10155, 2160528), (10488, 2091930), (10832, 2025495), (11742, 1868520), (11845, 1852272), (12186, 1800440), (12360, 1775094), (12863, 1705680), (13110, 1673544), (13540, 1620396), (13680, 1603813), (14214, 1543560), (14832, 1479245), (15571, 1409040), (15656, 1401390), (15732, 1394620), (16248, 1350330), (16560, 1324889), (17480, 1255158), (17613, 1245680), (18540, 1183396), (18952, 1157670), (19570, 1121112), (19665, 1115696), (20310, 1080264), (20976, 1045965), (21321, 1029040), (23484, 934260), (23690, 926136), (24372, 900220), (24720, 887547), (25726, 852840), (26220, 836772), (27080, 810198), (28428, 771780), (29355, 747408), (30465, 720176), (31142, 704520), (31312, 700695), (31464, 697310), (32496, 675165), (34960, 627579), (35226, 622840), (35535, 617424), (37080, 591698), (37904, 578835), (38589, 568560), (39140, 560556), (39330, 557848), (40620, 540132), (42642, 514520), (45011, 487440), (46713, 469680), (46968, 467130), (47380, 463068), (48744, 450110), (51452, 426420), (52440, 418386), (54160, 405099), (56856, 385890), (58710, 373704), (60930, 360088), (62284, 352260), (62928, 348655), (64315, 341136), (69731, 314640), (70452, 311420), (71070, 308712), (74160, 295849), (77178, 284280), (77855, 281808), (78280, 280278), (78660, 278924), (81240, 270066), (85284, 257260), (88065, 249136), (90022, 243720), (93426, 234840), (93936, 233565), (94760, 231534), (97488, 225055), (102904, 213210), (104880, 209193), (106605, 205808), (113712, 192945), (115767, 189520), (117420, 186852), (121860, 180044), (124568, 176130), (128630, 170568), (135033, 162480), (139462, 157320), (140139, 156560), (140904, 155710), (142140, 154356)]