21056224080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:618

約数の個数: 320

約数和(自身を含む): 70121226240

約数和(自身を除く): 49065002160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 103, 114, 120, 127, 152, 190, 206, 228, 240, 254, 285, 304, 309, 353, 380, 381, 412, 456, 508, 515, 570, 618, 635, 706, 760, 762, 824, 912, 1016, 1030, 1059, 1140, 1236, 1270, 1412, 1520, 1524, 1545, 1648, 1765, 1905, 1957, 2032, 2060, 2118, 2280, 2413, 2472, 2540, 2824, 3048, 3090, 3530, 3810, 3914, 4120, 4236, 4560, 4826, 4944, 5080, 5295, 5648, 5871, 6096, 6180, 6707, 7060, 7239, 7620, 7828, 8240, 8472, 9652, 9785, 10160, 10590, 11742, 12065, 12360, 13081, 13414, 14120, 14478, 15240, 15656, 16944, 19304, 19570, 20121, 21180, 23484, 24130, 24720, 26162, 26828, 28240, 28956, 29355, 30480, 31312, 33535, 36195, 36359, 38608, 39140, 39243, 40242, 42360, 44831, 46968, 48260, 52324, 53656, 57912, 58710, 65405, 67070, 72390, 72718, 78280, 78486, 80484, 84720, 89662, 93936, 96520, 100605, 104648, 107312, 109077, 115824, 117420, 130810, 134140, 134493, 144780, 145436, 156560, 156972, 160968, 179324, 181795, 193040, 196215, 201210, 209296, 218154, 224155, 234840, 248539, 261620, 268280, 268986, 289560, 290872, 313944, 321936, 358648, 363590, 392430, 402420, 436308, 448310, 469680, 497078, 523240, 536560, 537972, 545385, 579120, 581744, 627888, 672465, 690821, 717296, 727180, 745617, 784860, 804840, 851789, 872616, 896620, 994156, 1046480, 1075944, 1090770, 1242695, 1344930, 1381642, 1454360, 1491234, 1569720, 1609680, 1703578, 1745232, 1793240, 1988312, 2072463, 2151888, 2181540, 2485390, 2555367, 2689860, 2763284, 2908720, 2982468, 3139440, 3407156, 3454105, 3586480, 3728085, 3976624, 4144926, 4258945, 4363080, 4617593, 4970780, 5110734, 5379720, 5526568, 5964936, 6814312, 6908210, 7456170, 8289852, 8517890, 8726160, 9235186, 9941560, 10221468, 10362315, 10759440, 11053136, 11929872, 12776835, 13628624, 13816420, 13852779, 14912340, 16579704, 17035780, 18470372, 19883120, 20442936, 20724630, 23087965, 25553670, 27632840, 27705558, 29824680, 33159408, 34071560, 36940744, 40885872, 41449260, 46175930, 51107340, 55265680, 55411116, 59649360, 68143120, 69263895, 73881488, 82898520, 87734267, 92351860, 102214680, 110822232, 138527790, 165797040, 175468534, 184703720, 204429360, 221644464, 263202801, 277055580, 350937068, 369407440, 438671335, 526405602, 554111160, 701874136, 877342670, 1052811204, 1108222320, 1316014005, 1403748272, 1754685340, 2105622408, 2632028010, 3509370680, 4211244816, 5264056020, 7018741360, 10528112040, 21056224080]

約数ペア:

[(1, 21056224080), (2, 10528112040), (3, 7018741360), (4, 5264056020), (5, 4211244816), (6, 3509370680), (8, 2632028010), (10, 2105622408), (12, 1754685340), (15, 1403748272), (16, 1316014005), (19, 1108222320), (20, 1052811204), (24, 877342670), (30, 701874136), (38, 554111160), (40, 526405602), (48, 438671335), (57, 369407440), (60, 350937068), (76, 277055580), (80, 263202801), (95, 221644464), (103, 204429360), (114, 184703720), (120, 175468534), (127, 165797040), (152, 138527790), (190, 110822232), (206, 102214680), (228, 92351860), (240, 87734267), (254, 82898520), (285, 73881488), (304, 69263895), (309, 68143120), (353, 59649360), (380, 55411116), (381, 55265680), (412, 51107340), (456, 46175930), (508, 41449260), (515, 40885872), (570, 36940744), (618, 34071560), (635, 33159408), (706, 29824680), (760, 27705558), (762, 27632840), (824, 25553670), (912, 23087965), (1016, 20724630), (1030, 20442936), (1059, 19883120), (1140, 18470372), (1236, 17035780), (1270, 16579704), (1412, 14912340), (1520, 13852779), (1524, 13816420), (1545, 13628624), (1648, 12776835), (1765, 11929872), (1905, 11053136), (1957, 10759440), (2032, 10362315), (2060, 10221468), (2118, 9941560), (2280, 9235186), (2413, 8726160), (2472, 8517890), (2540, 8289852), (2824, 7456170), (3048, 6908210), (3090, 6814312), (3530, 5964936), (3810, 5526568), (3914, 5379720), (4120, 5110734), (4236, 4970780), (4560, 4617593), (4826, 4363080), (4944, 4258945), (5080, 4144926), (5295, 3976624), (5648, 3728085), (5871, 3586480), (6096, 3454105), (6180, 3407156), (6707, 3139440), (7060, 2982468), (7239, 2908720), (7620, 2763284), (7828, 2689860), (8240, 2555367), (8472, 2485390), (9652, 2181540), (9785, 2151888), (10160, 2072463), (10590, 1988312), (11742, 1793240), (12065, 1745232), (12360, 1703578), (13081, 1609680), (13414, 1569720), (14120, 1491234), (14478, 1454360), (15240, 1381642), (15656, 1344930), (16944, 1242695), (19304, 1090770), (19570, 1075944), (20121, 1046480), (21180, 994156), (23484, 896620), (24130, 872616), (24720, 851789), (26162, 804840), (26828, 784860), (28240, 745617), (28956, 727180), (29355, 717296), (30480, 690821), (31312, 672465), (33535, 627888), (36195, 581744), (36359, 579120), (38608, 545385), (39140, 537972), (39243, 536560), (40242, 523240), (42360, 497078), (44831, 469680), (46968, 448310), (48260, 436308), (52324, 402420), (53656, 392430), (57912, 363590), (58710, 358648), (65405, 321936), (67070, 313944), (72390, 290872), (72718, 289560), (78280, 268986), (78486, 268280), (80484, 261620), (84720, 248539), (89662, 234840), (93936, 224155), (96520, 218154), (100605, 209296), (104648, 201210), (107312, 196215), (109077, 193040), (115824, 181795), (117420, 179324), (130810, 160968), (134140, 156972), (134493, 156560), (144780, 145436)]