289365440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:579

約数の個数: 224

約数和(自身を含む): 894405120

約数和(自身を除く): 605039680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 64, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 320, 364, 380, 416, 448, 455, 494, 520, 523, 532, 560, 608, 665, 728, 760, 832, 910, 988, 1040, 1046, 1064, 1120, 1216, 1235, 1330, 1456, 1520, 1729, 1820, 1976, 2080, 2092, 2128, 2240, 2470, 2615, 2660, 2912, 3040, 3458, 3640, 3661, 3952, 4160, 4184, 4256, 4940, 5230, 5320, 5824, 6080, 6799, 6916, 7280, 7322, 7904, 8368, 8512, 8645, 9880, 9937, 10460, 10640, 13598, 13832, 14560, 14644, 15808, 16736, 17290, 18305, 19760, 19874, 20920, 21280, 27196, 27664, 29120, 29288, 33472, 33995, 34580, 36610, 39520, 39748, 41840, 42560, 47593, 49685, 54392, 55328, 58576, 67990, 69160, 69559, 73220, 79040, 79496, 83680, 95186, 99370, 108784, 110656, 117152, 129181, 135980, 138320, 139118, 146440, 158992, 167360, 190372, 198740, 217568, 234304, 237965, 258362, 271960, 276640, 278236, 292880, 317984, 347795, 380744, 397480, 435136, 475930, 516724, 543920, 553280, 556472, 585760, 635968, 645905, 695590, 761488, 794960, 904267, 951860, 1033448, 1087840, 1112944, 1171520, 1291810, 1391180, 1522976, 1589920, 1808534, 1903720, 2066896, 2175680, 2225888, 2583620, 2782360, 3045952, 3179840, 3617068, 3807440, 4133792, 4451776, 4521335, 5167240, 5564720, 7234136, 7614880, 8267584, 9042670, 10334480, 11129440, 14468272, 15229760, 18085340, 20668960, 22258880, 28936544, 36170680, 41337920, 57873088, 72341360, 144682720, 289365440]

約数ペア:

[(1, 289365440), (2, 144682720), (4, 72341360), (5, 57873088), (7, 41337920), (8, 36170680), (10, 28936544), (13, 22258880), (14, 20668960), (16, 18085340), (19, 15229760), (20, 14468272), (26, 11129440), (28, 10334480), (32, 9042670), (35, 8267584), (38, 7614880), (40, 7234136), (52, 5564720), (56, 5167240), (64, 4521335), (65, 4451776), (70, 4133792), (76, 3807440), (80, 3617068), (91, 3179840), (95, 3045952), (104, 2782360), (112, 2583620), (130, 2225888), (133, 2175680), (140, 2066896), (152, 1903720), (160, 1808534), (182, 1589920), (190, 1522976), (208, 1391180), (224, 1291810), (247, 1171520), (260, 1112944), (266, 1087840), (280, 1033448), (304, 951860), (320, 904267), (364, 794960), (380, 761488), (416, 695590), (448, 645905), (455, 635968), (494, 585760), (520, 556472), (523, 553280), (532, 543920), (560, 516724), (608, 475930), (665, 435136), (728, 397480), (760, 380744), (832, 347795), (910, 317984), (988, 292880), (1040, 278236), (1046, 276640), (1064, 271960), (1120, 258362), (1216, 237965), (1235, 234304), (1330, 217568), (1456, 198740), (1520, 190372), (1729, 167360), (1820, 158992), (1976, 146440), (2080, 139118), (2092, 138320), (2128, 135980), (2240, 129181), (2470, 117152), (2615, 110656), (2660, 108784), (2912, 99370), (3040, 95186), (3458, 83680), (3640, 79496), (3661, 79040), (3952, 73220), (4160, 69559), (4184, 69160), (4256, 67990), (4940, 58576), (5230, 55328), (5320, 54392), (5824, 49685), (6080, 47593), (6799, 42560), (6916, 41840), (7280, 39748), (7322, 39520), (7904, 36610), (8368, 34580), (8512, 33995), (8645, 33472), (9880, 29288), (9937, 29120), (10460, 27664), (10640, 27196), (13598, 21280), (13832, 20920), (14560, 19874), (14644, 19760), (15808, 18305), (16736, 17290)]