128812320

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1024

約数の個数: 288

約数和(自身を含む): 541562112

約数和(自身を除く): 412749792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 983, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 1966, 2016, 2080, 2184, 2340, 2520, 2730, 2912, 2949, 3120, 3276, 3360, 3640, 3744, 3932, 4095, 4368, 4680, 4915, 5040, 5460, 5898, 6240, 6552, 6881, 7280, 7864, 8190, 8736, 8847, 9360, 9830, 10080, 10920, 11796, 12779, 13104, 13762, 14560, 14745, 15728, 16380, 17694, 18720, 19660, 20643, 21840, 23592, 25558, 26208, 27524, 29490, 31456, 32760, 34405, 35388, 38337, 39320, 41286, 43680, 44235, 47184, 51116, 55048, 58980, 61929, 63895, 65520, 68810, 70776, 76674, 78640, 82572, 88470, 89453, 94368, 102232, 103215, 110096, 115011, 117960, 123858, 127790, 131040, 137620, 141552, 153348, 157280, 165144, 176940, 178906, 191685, 204464, 206430, 220192, 230022, 235920, 247716, 255580, 268359, 275240, 283104, 306696, 309645, 330288, 353880, 357812, 383370, 408928, 412860, 447265, 460044, 471840, 495432, 511160, 536718, 550480, 575055, 613392, 619290, 660576, 707760, 715624, 766740, 805077, 825720, 894530, 920088, 990864, 1022320, 1073436, 1100960, 1150110, 1226784, 1238580, 1341795, 1415520, 1431248, 1533480, 1610154, 1651440, 1789060, 1840176, 1981728, 2044640, 2146872, 2300220, 2477160, 2683590, 2862496, 3066960, 3220308, 3302880, 3578120, 3680352, 4025385, 4293744, 4600440, 4954320, 5367180, 6133920, 6440616, 7156240, 8050770, 8587488, 9200880, 9908640, 10734360, 12881232, 14312480, 16101540, 18401760, 21468720, 25762464, 32203080, 42937440, 64406160, 128812320]

約数ペア:

[(1, 128812320), (2, 64406160), (3, 42937440), (4, 32203080), (5, 25762464), (6, 21468720), (7, 18401760), (8, 16101540), (9, 14312480), (10, 12881232), (12, 10734360), (13, 9908640), (14, 9200880), (15, 8587488), (16, 8050770), (18, 7156240), (20, 6440616), (21, 6133920), (24, 5367180), (26, 4954320), (28, 4600440), (30, 4293744), (32, 4025385), (35, 3680352), (36, 3578120), (39, 3302880), (40, 3220308), (42, 3066960), (45, 2862496), (48, 2683590), (52, 2477160), (56, 2300220), (60, 2146872), (63, 2044640), (65, 1981728), (70, 1840176), (72, 1789060), (78, 1651440), (80, 1610154), (84, 1533480), (90, 1431248), (91, 1415520), (96, 1341795), (104, 1238580), (105, 1226784), (112, 1150110), (117, 1100960), (120, 1073436), (126, 1022320), (130, 990864), (140, 920088), (144, 894530), (156, 825720), (160, 805077), (168, 766740), (180, 715624), (182, 707760), (195, 660576), (208, 619290), (210, 613392), (224, 575055), (234, 550480), (240, 536718), (252, 511160), (260, 495432), (273, 471840), (280, 460044), (288, 447265), (312, 412860), (315, 408928), (336, 383370), (360, 357812), (364, 353880), (390, 330288), (416, 309645), (420, 306696), (455, 283104), (468, 275240), (480, 268359), (504, 255580), (520, 247716), (546, 235920), (560, 230022), (585, 220192), (624, 206430), (630, 204464), (672, 191685), (720, 178906), (728, 176940), (780, 165144), (819, 157280), (840, 153348), (910, 141552), (936, 137620), (983, 131040), (1008, 127790), (1040, 123858), (1092, 117960), (1120, 115011), (1170, 110096), (1248, 103215), (1260, 102232), (1365, 94368), (1440, 89453), (1456, 88470), (1560, 82572), (1638, 78640), (1680, 76674), (1820, 70776), (1872, 68810), (1966, 65520), (2016, 63895), (2080, 61929), (2184, 58980), (2340, 55048), (2520, 51116), (2730, 47184), (2912, 44235), (2949, 43680), (3120, 41286), (3276, 39320), (3360, 38337), (3640, 35388), (3744, 34405), (3932, 32760), (4095, 31456), (4368, 29490), (4680, 27524), (4915, 26208), (5040, 25558), (5460, 23592), (5898, 21840), (6240, 20643), (6552, 19660), (6881, 18720), (7280, 17694), (7864, 16380), (8190, 15728), (8736, 14745), (8847, 14560), (9360, 13762), (9830, 13104), (10080, 12779), (10920, 11796)]