21139436640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1$

素因数の和:654

約数の個数: 384

約数和(自身を含む): 77546004480

約数和(自身を除く): 56406567840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 96, 105, 112, 120, 140, 160, 168, 178, 210, 223, 224, 240, 267, 280, 317, 336, 356, 420, 445, 446, 480, 534, 560, 623, 634, 669, 672, 712, 840, 890, 892, 951, 1068, 1115, 1120, 1246, 1268, 1335, 1338, 1424, 1561, 1585, 1680, 1780, 1784, 1869, 1902, 2136, 2219, 2230, 2492, 2536, 2670, 2676, 2848, 3115, 3122, 3170, 3345, 3360, 3560, 3568, 3738, 3804, 4272, 4438, 4460, 4683, 4755, 4984, 5072, 5340, 5352, 6230, 6244, 6340, 6657, 6690, 7120, 7136, 7476, 7608, 7805, 8544, 8876, 8920, 9345, 9366, 9510, 9968, 10144, 10680, 10704, 11095, 12460, 12488, 12680, 13314, 13380, 14240, 14952, 15216, 15610, 17752, 17840, 18690, 18732, 19020, 19847, 19936, 21360, 21408, 22190, 23415, 24920, 24976, 25360, 26628, 26760, 28213, 29904, 30432, 31220, 33285, 35504, 35680, 37380, 37464, 38040, 39694, 42720, 44380, 46830, 49840, 49952, 50720, 53256, 53520, 56426, 59541, 59808, 62440, 66570, 70691, 71008, 74760, 74928, 76080, 79388, 84639, 88760, 93660, 99235, 99680, 106512, 107040, 112852, 119082, 124880, 133140, 138929, 141065, 141382, 149520, 149856, 152160, 158776, 169278, 177520, 187320, 197491, 198470, 212073, 213024, 225704, 238164, 249760, 266280, 277858, 282130, 282764, 297705, 299040, 317552, 338556, 353455, 355040, 374640, 394982, 396940, 416787, 423195, 424146, 451408, 476328, 494837, 532560, 555716, 564260, 565528, 592473, 595410, 635104, 677112, 694645, 706910, 749280, 789964, 793880, 833574, 846390, 848292, 902816, 952656, 987455, 989674, 1060365, 1065120, 1111432, 1128520, 1131056, 1184946, 1190820, 1354224, 1389290, 1413820, 1484511, 1579928, 1587760, 1667148, 1692780, 1696584, 1905312, 1974910, 1979348, 2083935, 2120730, 2222864, 2257040, 2262112, 2369892, 2381640, 2474185, 2708448, 2778580, 2827640, 2962365, 2969022, 3159856, 3175520, 3334296, 3385560, 3393168, 3949820, 3958696, 4167870, 4241460, 4445728, 4514080, 4739784, 4763280, 4948370, 5557160, 5655280, 5924730, 5938044, 6291499, 6319712, 6668592, 6771120, 6786336, 7422555, 7899640, 7917392, 8335740, 8482920, 9479568, 9526560, 9896740, 11114320, 11310560, 11849460, 11876088, 12582998, 13337184, 13542240, 14845110, 15799280, 15834784, 16671480, 16965840, 18874497, 18959136, 19793480, 22228640, 23698920, 23752176, 25165996, 29690220, 31457495, 31598560, 33342960, 33931680, 37748994, 39586960, 44040493, 47397840, 47504352, 50331992, 59380440, 62914990, 66685920, 75497988, 79173920, 88080986, 94372485, 94795680, 100663984, 118760880, 125829980, 132121479, 150995976, 176161972, 188744970, 201327968, 220202465, 237521760, 251659960, 264242958, 301991952, 352323944, 377489940, 440404930, 503319920, 528485916, 603983904, 660607395, 704647888, 754979880, 880809860, 1006639840, 1056971832, 1321214790, 1409295776, 1509959760, 1761619720, 2113943664, 2642429580, 3019919520, 3523239440, 4227887328, 5284859160, 7046478880, 10569718320, 21139436640]

約数ペア:

[(1, 21139436640), (2, 10569718320), (3, 7046478880), (4, 5284859160), (5, 4227887328), (6, 3523239440), (7, 3019919520), (8, 2642429580), (10, 2113943664), (12, 1761619720), (14, 1509959760), (15, 1409295776), (16, 1321214790), (20, 1056971832), (21, 1006639840), (24, 880809860), (28, 754979880), (30, 704647888), (32, 660607395), (35, 603983904), (40, 528485916), (42, 503319920), (48, 440404930), (56, 377489940), (60, 352323944), (70, 301991952), (80, 264242958), (84, 251659960), (89, 237521760), (96, 220202465), (105, 201327968), (112, 188744970), (120, 176161972), (140, 150995976), (160, 132121479), (168, 125829980), (178, 118760880), (210, 100663984), (223, 94795680), (224, 94372485), (240, 88080986), (267, 79173920), (280, 75497988), (317, 66685920), (336, 62914990), (356, 59380440), (420, 50331992), (445, 47504352), (446, 47397840), (480, 44040493), (534, 39586960), (560, 37748994), (623, 33931680), (634, 33342960), (669, 31598560), (672, 31457495), (712, 29690220), (840, 25165996), (890, 23752176), (892, 23698920), (951, 22228640), (1068, 19793480), (1115, 18959136), (1120, 18874497), (1246, 16965840), (1268, 16671480), (1335, 15834784), (1338, 15799280), (1424, 14845110), (1561, 13542240), (1585, 13337184), (1680, 12582998), (1780, 11876088), (1784, 11849460), (1869, 11310560), (1902, 11114320), (2136, 9896740), (2219, 9526560), (2230, 9479568), (2492, 8482920), (2536, 8335740), (2670, 7917392), (2676, 7899640), (2848, 7422555), (3115, 6786336), (3122, 6771120), (3170, 6668592), (3345, 6319712), (3360, 6291499), (3560, 5938044), (3568, 5924730), (3738, 5655280), (3804, 5557160), (4272, 4948370), (4438, 4763280), (4460, 4739784), (4683, 4514080), (4755, 4445728), (4984, 4241460), (5072, 4167870), (5340, 3958696), (5352, 3949820), (6230, 3393168), (6244, 3385560), (6340, 3334296), (6657, 3175520), (6690, 3159856), (7120, 2969022), (7136, 2962365), (7476, 2827640), (7608, 2778580), (7805, 2708448), (8544, 2474185), (8876, 2381640), (8920, 2369892), (9345, 2262112), (9366, 2257040), (9510, 2222864), (9968, 2120730), (10144, 2083935), (10680, 1979348), (10704, 1974910), (11095, 1905312), (12460, 1696584), (12488, 1692780), (12680, 1667148), (13314, 1587760), (13380, 1579928), (14240, 1484511), (14952, 1413820), (15216, 1389290), (15610, 1354224), (17752, 1190820), (17840, 1184946), (18690, 1131056), (18732, 1128520), (19020, 1111432), (19847, 1065120), (19936, 1060365), (21360, 989674), (21408, 987455), (22190, 952656), (23415, 902816), (24920, 848292), (24976, 846390), (25360, 833574), (26628, 793880), (26760, 789964), (28213, 749280), (29904, 706910), (30432, 694645), (31220, 677112), (33285, 635104), (35504, 595410), (35680, 592473), (37380, 565528), (37464, 564260), (38040, 555716), (39694, 532560), (42720, 494837), (44380, 476328), (46830, 451408), (49840, 424146), (49952, 423195), (50720, 416787), (53256, 396940), (53520, 394982), (56426, 374640), (59541, 355040), (59808, 353455), (62440, 338556), (66570, 317552), (70691, 299040), (71008, 297705), (74760, 282764), (74928, 282130), (76080, 277858), (79388, 266280), (84639, 249760), (88760, 238164), (93660, 225704), (99235, 213024), (99680, 212073), (106512, 198470), (107040, 197491), (112852, 187320), (119082, 177520), (124880, 169278), (133140, 158776), (138929, 152160), (141065, 149856), (141382, 149520)]