20007999648

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{641}}^1$

素因数の和:1077

約数の個数: 384

約数和(自身を含む): 72116835840

約数和(自身を除く): 52108836192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 144, 156, 168, 182, 189, 208, 216, 224, 234, 252, 273, 288, 312, 336, 351, 364, 378, 397, 416, 432, 468, 504, 546, 624, 641, 672, 702, 728, 756, 794, 819, 864, 936, 1008, 1092, 1191, 1248, 1282, 1404, 1456, 1512, 1588, 1638, 1872, 1923, 2016, 2184, 2382, 2457, 2564, 2779, 2808, 2912, 3024, 3176, 3276, 3573, 3744, 3846, 4368, 4487, 4764, 4914, 5128, 5161, 5558, 5616, 5769, 6048, 6352, 6552, 7146, 7692, 8333, 8337, 8736, 8974, 9528, 9828, 10256, 10322, 10719, 11116, 11232, 11538, 12704, 13104, 13461, 14292, 15384, 15483, 16666, 16674, 17307, 17948, 19056, 19656, 20512, 20644, 21438, 22232, 23076, 24999, 25011, 26208, 26922, 28584, 30768, 30966, 33332, 33348, 34614, 35896, 36127, 38112, 39312, 40383, 41288, 42876, 44464, 46152, 46449, 49998, 50022, 53844, 57168, 58331, 61536, 61932, 66664, 66696, 69228, 71792, 72254, 74997, 75033, 78624, 80766, 82576, 85752, 88928, 92304, 92898, 99996, 100044, 107688, 108381, 114336, 116662, 121149, 123864, 133328, 133392, 138456, 139347, 143584, 144508, 149994, 150066, 161532, 165152, 171504, 174993, 184608, 185796, 199992, 200088, 215376, 216762, 224991, 233324, 242298, 247728, 254477, 266656, 266784, 276912, 278694, 289016, 299988, 300132, 323064, 325143, 343008, 349986, 371592, 399984, 400176, 430752, 433524, 449982, 466648, 484596, 495456, 508954, 524979, 553824, 557388, 578032, 599976, 600264, 646128, 650286, 699972, 743184, 763431, 799968, 800352, 867048, 899964, 933296, 969192, 975429, 1017908, 1049958, 1114776, 1156064, 1199952, 1200528, 1292256, 1300572, 1399944, 1486368, 1526862, 1574937, 1734096, 1781339, 1799928, 1866592, 1938384, 1950858, 2035816, 2099916, 2229552, 2290293, 2399904, 2401056, 2601144, 2799888, 3053724, 3149874, 3308201, 3468192, 3562678, 3599856, 3876768, 3901716, 4071632, 4199832, 4459104, 4580586, 5202288, 5344017, 5599776, 6107448, 6299748, 6616402, 6870879, 7125356, 7199712, 7803432, 8143264, 8399664, 9161172, 9924603, 10404576, 10688034, 12214896, 12599496, 13232804, 13741758, 14250712, 15606864, 16032051, 16799328, 18322344, 19849206, 21376068, 23157407, 24429792, 25198992, 26465608, 27483516, 28501424, 29773809, 31213728, 32064102, 36644688, 39698412, 42752136, 46314814, 48096153, 50397984, 52931216, 54967032, 57002848, 59547618, 64128204, 69472221, 73289376, 79396824, 85504272, 89321427, 92629628, 96192306, 105862432, 109934064, 119095236, 128256408, 138944442, 158793648, 171008544, 178642854, 185259256, 192384612, 208416663, 219868128, 238190472, 256512816, 277888884, 317587296, 357285708, 370518512, 384769224, 416833326, 476380944, 513025632, 555777768, 625249989, 714571416, 741037024, 769538448, 833666652, 952761888, 1111555536, 1250499978, 1429142832, 1539076896, 1667333304, 2223111072, 2500999956, 2858285664, 3334666608, 5001999912, 6669333216, 10003999824, 20007999648]

約数ペア:

[(1, 20007999648), (2, 10003999824), (3, 6669333216), (4, 5001999912), (6, 3334666608), (7, 2858285664), (8, 2500999956), (9, 2223111072), (12, 1667333304), (13, 1539076896), (14, 1429142832), (16, 1250499978), (18, 1111555536), (21, 952761888), (24, 833666652), (26, 769538448), (27, 741037024), (28, 714571416), (32, 625249989), (36, 555777768), (39, 513025632), (42, 476380944), (48, 416833326), (52, 384769224), (54, 370518512), (56, 357285708), (63, 317587296), (72, 277888884), (78, 256512816), (84, 238190472), (91, 219868128), (96, 208416663), (104, 192384612), (108, 185259256), (112, 178642854), (117, 171008544), (126, 158793648), (144, 138944442), (156, 128256408), (168, 119095236), (182, 109934064), (189, 105862432), (208, 96192306), (216, 92629628), (224, 89321427), (234, 85504272), (252, 79396824), (273, 73289376), (288, 69472221), (312, 64128204), (336, 59547618), (351, 57002848), (364, 54967032), (378, 52931216), (397, 50397984), (416, 48096153), (432, 46314814), (468, 42752136), (504, 39698412), (546, 36644688), (624, 32064102), (641, 31213728), (672, 29773809), (702, 28501424), (728, 27483516), (756, 26465608), (794, 25198992), (819, 24429792), (864, 23157407), (936, 21376068), (1008, 19849206), (1092, 18322344), (1191, 16799328), (1248, 16032051), (1282, 15606864), (1404, 14250712), (1456, 13741758), (1512, 13232804), (1588, 12599496), (1638, 12214896), (1872, 10688034), (1923, 10404576), (2016, 9924603), (2184, 9161172), (2382, 8399664), (2457, 8143264), (2564, 7803432), (2779, 7199712), (2808, 7125356), (2912, 6870879), (3024, 6616402), (3176, 6299748), (3276, 6107448), (3573, 5599776), (3744, 5344017), (3846, 5202288), (4368, 4580586), (4487, 4459104), (4764, 4199832), (4914, 4071632), (5128, 3901716), (5161, 3876768), (5558, 3599856), (5616, 3562678), (5769, 3468192), (6048, 3308201), (6352, 3149874), (6552, 3053724), (7146, 2799888), (7692, 2601144), (8333, 2401056), (8337, 2399904), (8736, 2290293), (8974, 2229552), (9528, 2099916), (9828, 2035816), (10256, 1950858), (10322, 1938384), (10719, 1866592), (11116, 1799928), (11232, 1781339), (11538, 1734096), (12704, 1574937), (13104, 1526862), (13461, 1486368), (14292, 1399944), (15384, 1300572), (15483, 1292256), (16666, 1200528), (16674, 1199952), (17307, 1156064), (17948, 1114776), (19056, 1049958), (19656, 1017908), (20512, 975429), (20644, 969192), (21438, 933296), (22232, 899964), (23076, 867048), (24999, 800352), (25011, 799968), (26208, 763431), (26922, 743184), (28584, 699972), (30768, 650286), (30966, 646128), (33332, 600264), (33348, 599976), (34614, 578032), (35896, 557388), (36127, 553824), (38112, 524979), (39312, 508954), (40383, 495456), (41288, 484596), (42876, 466648), (44464, 449982), (46152, 433524), (46449, 430752), (49998, 400176), (50022, 399984), (53844, 371592), (57168, 349986), (58331, 343008), (61536, 325143), (61932, 323064), (66664, 300132), (66696, 299988), (69228, 289016), (71792, 278694), (72254, 276912), (74997, 266784), (75033, 266656), (78624, 254477), (80766, 247728), (82576, 242298), (85752, 233324), (88928, 224991), (92304, 216762), (92898, 215376), (99996, 200088), (100044, 199992), (107688, 185796), (108381, 184608), (114336, 174993), (116662, 171504), (121149, 165152), (123864, 161532), (133328, 150066), (133392, 149994), (138456, 144508), (139347, 143584)]