647730720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4943}}^1$

素因数の和:4984

約数の個数: 288

約数和(自身を含む): 2721019392

約数和(自身を除く): 2073288672

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, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 2016, 2080, 2184, 2340, 2520, 2730, 2912, 3120, 3276, 3360, 3640, 3744, 4095, 4368, 4680, 4943, 5040, 5460, 6240, 6552, 7280, 8190, 8736, 9360, 9886, 10080, 10920, 13104, 14560, 14829, 16380, 18720, 19772, 21840, 24715, 26208, 29658, 32760, 34601, 39544, 43680, 44487, 49430, 59316, 64259, 65520, 69202, 74145, 79088, 88974, 98860, 103803, 118632, 128518, 131040, 138404, 148290, 158176, 173005, 177948, 192777, 197720, 207606, 222435, 237264, 257036, 276808, 296580, 311409, 321295, 346010, 355896, 385554, 395440, 415212, 444870, 449813, 474528, 514072, 519015, 553616, 578331, 593160, 622818, 642590, 692020, 711792, 771108, 790880, 830424, 889740, 899626, 963885, 1028144, 1038030, 1107232, 1156662, 1186320, 1245636, 1285180, 1349439, 1384040, 1423584, 1542216, 1557045, 1660848, 1779480, 1799252, 1927770, 2056288, 2076060, 2249065, 2313324, 2372640, 2491272, 2570360, 2698878, 2768080, 2891655, 3084432, 3114090, 3321696, 3558960, 3598504, 3855540, 4048317, 4152120, 4498130, 4626648, 4982544, 5140720, 5397756, 5536160, 5783310, 6168864, 6228180, 6747195, 7117920, 7197008, 7711080, 8096634, 8304240, 8996260, 9253296, 9965088, 10281440, 10795512, 11566620, 12456360, 13494390, 14394016, 15422160, 16193268, 16608480, 17992520, 18506592, 20241585, 21591024, 23133240, 24912720, 26988780, 30844320, 32386536, 35985040, 40483170, 43182048, 46266480, 49825440, 53977560, 64773072, 71970080, 80966340, 92532960, 107955120, 129546144, 161932680, 215910240, 323865360, 647730720]

約数ペア:

[(1, 647730720), (2, 323865360), (3, 215910240), (4, 161932680), (5, 129546144), (6, 107955120), (7, 92532960), (8, 80966340), (9, 71970080), (10, 64773072), (12, 53977560), (13, 49825440), (14, 46266480), (15, 43182048), (16, 40483170), (18, 35985040), (20, 32386536), (21, 30844320), (24, 26988780), (26, 24912720), (28, 23133240), (30, 21591024), (32, 20241585), (35, 18506592), (36, 17992520), (39, 16608480), (40, 16193268), (42, 15422160), (45, 14394016), (48, 13494390), (52, 12456360), (56, 11566620), (60, 10795512), (63, 10281440), (65, 9965088), (70, 9253296), (72, 8996260), (78, 8304240), (80, 8096634), (84, 7711080), (90, 7197008), (91, 7117920), (96, 6747195), (104, 6228180), (105, 6168864), (112, 5783310), (117, 5536160), (120, 5397756), (126, 5140720), (130, 4982544), (140, 4626648), (144, 4498130), (156, 4152120), (160, 4048317), (168, 3855540), (180, 3598504), (182, 3558960), (195, 3321696), (208, 3114090), (210, 3084432), (224, 2891655), (234, 2768080), (240, 2698878), (252, 2570360), (260, 2491272), (273, 2372640), (280, 2313324), (288, 2249065), (312, 2076060), (315, 2056288), (336, 1927770), (360, 1799252), (364, 1779480), (390, 1660848), (416, 1557045), (420, 1542216), (455, 1423584), (468, 1384040), (480, 1349439), (504, 1285180), (520, 1245636), (546, 1186320), (560, 1156662), (585, 1107232), (624, 1038030), (630, 1028144), (672, 963885), (720, 899626), (728, 889740), (780, 830424), (819, 790880), (840, 771108), (910, 711792), (936, 692020), (1008, 642590), (1040, 622818), (1092, 593160), (1120, 578331), (1170, 553616), (1248, 519015), (1260, 514072), (1365, 474528), (1440, 449813), (1456, 444870), (1560, 415212), (1638, 395440), (1680, 385554), (1820, 355896), (1872, 346010), (2016, 321295), (2080, 311409), (2184, 296580), (2340, 276808), (2520, 257036), (2730, 237264), (2912, 222435), (3120, 207606), (3276, 197720), (3360, 192777), (3640, 177948), (3744, 173005), (4095, 158176), (4368, 148290), (4680, 138404), (4943, 131040), (5040, 128518), (5460, 118632), (6240, 103803), (6552, 98860), (7280, 88974), (8190, 79088), (8736, 74145), (9360, 69202), (9886, 65520), (10080, 64259), (10920, 59316), (13104, 49430), (14560, 44487), (14829, 43680), (16380, 39544), (18720, 34601), (19772, 32760), (21840, 29658), (24715, 26208)]