21167881280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:378

約数の個数: 448

約数和(自身を含む): 64888750080

約数和(自身を除く): 43720868800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 130, 131, 140, 155, 160, 179, 182, 208, 217, 224, 248, 260, 262, 280, 310, 320, 358, 364, 403, 416, 434, 448, 455, 496, 520, 524, 560, 620, 655, 716, 728, 806, 832, 868, 895, 910, 917, 992, 1040, 1048, 1085, 1120, 1240, 1253, 1310, 1432, 1456, 1612, 1703, 1736, 1790, 1820, 1834, 1984, 2015, 2080, 2096, 2170, 2240, 2327, 2480, 2506, 2620, 2821, 2864, 2912, 3224, 3406, 3472, 3580, 3640, 3668, 4030, 4061, 4160, 4192, 4340, 4585, 4654, 4960, 5012, 5240, 5549, 5642, 5728, 5824, 6265, 6448, 6812, 6944, 7160, 7280, 7336, 8060, 8122, 8384, 8515, 8680, 9170, 9308, 9920, 10024, 10480, 11098, 11284, 11456, 11635, 11921, 12530, 12896, 13624, 13888, 14105, 14320, 14560, 14672, 16120, 16244, 16289, 17030, 17360, 18340, 18616, 20048, 20305, 20960, 22196, 22568, 23270, 23449, 23842, 25060, 25792, 27248, 27745, 28210, 28427, 28640, 29120, 29344, 32240, 32488, 32578, 34060, 34720, 36680, 37232, 38843, 40096, 40610, 41920, 44392, 45136, 46540, 46898, 47684, 50120, 52793, 54496, 55490, 56420, 56854, 57280, 58688, 59605, 64480, 64976, 65156, 68120, 69440, 72137, 73360, 74464, 77686, 80192, 81220, 81445, 88784, 90272, 93080, 93796, 95368, 100240, 105586, 108992, 110980, 112840, 113708, 117245, 119210, 128960, 129952, 130312, 136240, 142135, 144274, 146720, 148928, 155372, 162440, 162890, 164143, 177568, 180544, 186160, 187592, 190736, 194215, 200480, 211172, 221960, 225680, 227416, 234490, 238420, 259904, 260624, 263965, 272480, 284270, 288548, 293440, 304837, 310744, 324880, 325780, 328286, 355136, 360685, 369551, 372320, 375184, 381472, 388430, 400960, 422344, 443920, 451360, 454832, 468980, 476840, 504959, 521248, 527930, 544960, 568540, 577096, 609674, 621488, 649760, 651560, 656572, 721370, 726919, 739102, 744640, 750368, 762944, 776860, 820715, 844688, 887840, 902720, 909664, 937960, 953680, 1009918, 1042496, 1055860, 1137080, 1154192, 1219348, 1242976, 1299520, 1303120, 1313144, 1442740, 1453838, 1478204, 1500736, 1524185, 1553720, 1641430, 1689376, 1775680, 1819328, 1847755, 1875920, 1907360, 2019836, 2111720, 2133859, 2274160, 2308384, 2438696, 2485952, 2524795, 2606240, 2626288, 2885480, 2907676, 2956408, 3048370, 3107440, 3282860, 3378752, 3634595, 3695510, 3751840, 3814720, 4039672, 4223440, 4267718, 4548320, 4616768, 4877392, 5049590, 5088433, 5212480, 5252576, 5770960, 5815352, 5912816, 6096740, 6214880, 6565720, 7269190, 7391020, 7503680, 8079344, 8446880, 8535436, 9096640, 9449947, 9754784, 10099180, 10176866, 10505152, 10669295, 11541920, 11630704, 11825632, 12193480, 12429760, 13131440, 14538380, 14782040, 16158688, 16893760, 17070872, 18899894, 19509568, 20198360, 20353732, 21338590, 23083840, 23261408, 23651264, 24386960, 25442165, 26262880, 29076760, 29564080, 32317376, 34141744, 37799788, 40396720, 40707464, 42677180, 46522816, 47249735, 48773920, 50884330, 52525760, 58153520, 59128160, 66149629, 68283488, 75599576, 80793440, 81414928, 85354360, 94499470, 97547840, 101768660, 116307040, 118256320, 132299258, 136566976, 151199152, 161586880, 162829856, 170708720, 188998940, 203537320, 232614080, 264598516, 302398304, 325659712, 330748145, 341417440, 377997880, 407074640, 529197032, 604796608, 661496290, 682834880, 755995760, 814149280, 1058394064, 1322992580, 1511991520, 1628298560, 2116788128, 2645985160, 3023983040, 4233576256, 5291970320, 10583940640, 21167881280]

約数ペア:

[(1, 21167881280), (2, 10583940640), (4, 5291970320), (5, 4233576256), (7, 3023983040), (8, 2645985160), (10, 2116788128), (13, 1628298560), (14, 1511991520), (16, 1322992580), (20, 1058394064), (26, 814149280), (28, 755995760), (31, 682834880), (32, 661496290), (35, 604796608), (40, 529197032), (52, 407074640), (56, 377997880), (62, 341417440), (64, 330748145), (65, 325659712), (70, 302398304), (80, 264598516), (91, 232614080), (104, 203537320), (112, 188998940), (124, 170708720), (130, 162829856), (131, 161586880), (140, 151199152), (155, 136566976), (160, 132299258), (179, 118256320), (182, 116307040), (208, 101768660), (217, 97547840), (224, 94499470), (248, 85354360), (260, 81414928), (262, 80793440), (280, 75599576), (310, 68283488), (320, 66149629), (358, 59128160), (364, 58153520), (403, 52525760), (416, 50884330), (434, 48773920), (448, 47249735), (455, 46522816), (496, 42677180), (520, 40707464), (524, 40396720), (560, 37799788), (620, 34141744), (655, 32317376), (716, 29564080), (728, 29076760), (806, 26262880), (832, 25442165), (868, 24386960), (895, 23651264), (910, 23261408), (917, 23083840), (992, 21338590), (1040, 20353732), (1048, 20198360), (1085, 19509568), (1120, 18899894), (1240, 17070872), (1253, 16893760), (1310, 16158688), (1432, 14782040), (1456, 14538380), (1612, 13131440), (1703, 12429760), (1736, 12193480), (1790, 11825632), (1820, 11630704), (1834, 11541920), (1984, 10669295), (2015, 10505152), (2080, 10176866), (2096, 10099180), (2170, 9754784), (2240, 9449947), (2327, 9096640), (2480, 8535436), (2506, 8446880), (2620, 8079344), (2821, 7503680), (2864, 7391020), (2912, 7269190), (3224, 6565720), (3406, 6214880), (3472, 6096740), (3580, 5912816), (3640, 5815352), (3668, 5770960), (4030, 5252576), (4061, 5212480), (4160, 5088433), (4192, 5049590), (4340, 4877392), (4585, 4616768), (4654, 4548320), (4960, 4267718), (5012, 4223440), (5240, 4039672), (5549, 3814720), (5642, 3751840), (5728, 3695510), (5824, 3634595), (6265, 3378752), (6448, 3282860), (6812, 3107440), (6944, 3048370), (7160, 2956408), (7280, 2907676), (7336, 2885480), (8060, 2626288), (8122, 2606240), (8384, 2524795), (8515, 2485952), (8680, 2438696), (9170, 2308384), (9308, 2274160), (9920, 2133859), (10024, 2111720), (10480, 2019836), (11098, 1907360), (11284, 1875920), (11456, 1847755), (11635, 1819328), (11921, 1775680), (12530, 1689376), (12896, 1641430), (13624, 1553720), (13888, 1524185), (14105, 1500736), (14320, 1478204), (14560, 1453838), (14672, 1442740), (16120, 1313144), (16244, 1303120), (16289, 1299520), (17030, 1242976), (17360, 1219348), (18340, 1154192), (18616, 1137080), (20048, 1055860), (20305, 1042496), (20960, 1009918), (22196, 953680), (22568, 937960), (23270, 909664), (23449, 902720), (23842, 887840), (25060, 844688), (25792, 820715), (27248, 776860), (27745, 762944), (28210, 750368), (28427, 744640), (28640, 739102), (29120, 726919), (29344, 721370), (32240, 656572), (32488, 651560), (32578, 649760), (34060, 621488), (34720, 609674), (36680, 577096), (37232, 568540), (38843, 544960), (40096, 527930), (40610, 521248), (41920, 504959), (44392, 476840), (45136, 468980), (46540, 454832), (46898, 451360), (47684, 443920), (50120, 422344), (52793, 400960), (54496, 388430), (55490, 381472), (56420, 375184), (56854, 372320), (57280, 369551), (58688, 360685), (59605, 355136), (64480, 328286), (64976, 325780), (65156, 324880), (68120, 310744), (69440, 304837), (72137, 293440), (73360, 288548), (74464, 284270), (77686, 272480), (80192, 263965), (81220, 260624), (81445, 259904), (88784, 238420), (90272, 234490), (93080, 227416), (93796, 225680), (95368, 221960), (100240, 211172), (105586, 200480), (108992, 194215), (110980, 190736), (112840, 187592), (113708, 186160), (117245, 180544), (119210, 177568), (128960, 164143), (129952, 162890), (130312, 162440), (136240, 155372), (142135, 148928), (144274, 146720)]