68046720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 256

約数和(自身を含む): 254983680

約数和(自身を除く): 186936960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 83, 84, 96, 105, 112, 120, 122, 128, 140, 160, 166, 168, 183, 192, 210, 224, 240, 244, 249, 280, 305, 320, 332, 336, 366, 384, 415, 420, 427, 448, 480, 488, 498, 560, 581, 610, 640, 664, 672, 732, 830, 840, 854, 896, 915, 960, 976, 996, 1120, 1162, 1220, 1245, 1281, 1328, 1344, 1464, 1660, 1680, 1708, 1743, 1830, 1920, 1952, 1992, 2135, 2240, 2324, 2440, 2490, 2562, 2656, 2688, 2905, 2928, 3320, 3360, 3416, 3486, 3660, 3904, 3984, 4270, 4480, 4648, 4880, 4980, 5063, 5124, 5312, 5810, 5856, 6405, 6640, 6720, 6832, 6972, 7320, 7808, 7968, 8540, 8715, 9296, 9760, 9960, 10126, 10248, 10624, 11620, 11712, 12810, 13280, 13440, 13664, 13944, 14640, 15189, 15936, 17080, 17430, 18592, 19520, 19920, 20252, 20496, 23240, 23424, 25315, 25620, 26560, 27328, 27888, 29280, 30378, 31872, 34160, 34860, 35441, 37184, 39040, 39840, 40504, 40992, 46480, 50630, 51240, 53120, 54656, 55776, 58560, 60756, 68320, 69720, 70882, 74368, 75945, 79680, 81008, 81984, 92960, 101260, 102480, 106323, 111552, 117120, 121512, 136640, 139440, 141764, 151890, 159360, 162016, 163968, 177205, 185920, 202520, 204960, 212646, 223104, 243024, 273280, 278880, 283528, 303780, 324032, 354410, 371840, 405040, 409920, 425292, 486048, 531615, 557760, 567056, 607560, 648064, 708820, 810080, 819840, 850584, 972096, 1063230, 1115520, 1134112, 1215120, 1417640, 1620160, 1701168, 1944192, 2126460, 2268224, 2430240, 2835280, 3240320, 3402336, 4252920, 4536448, 4860480, 5670560, 6804672, 8505840, 9720960, 11341120, 13609344, 17011680, 22682240, 34023360, 68046720]

約数ペア:

[(1, 68046720), (2, 34023360), (3, 22682240), (4, 17011680), (5, 13609344), (6, 11341120), (7, 9720960), (8, 8505840), (10, 6804672), (12, 5670560), (14, 4860480), (15, 4536448), (16, 4252920), (20, 3402336), (21, 3240320), (24, 2835280), (28, 2430240), (30, 2268224), (32, 2126460), (35, 1944192), (40, 1701168), (42, 1620160), (48, 1417640), (56, 1215120), (60, 1134112), (61, 1115520), (64, 1063230), (70, 972096), (80, 850584), (83, 819840), (84, 810080), (96, 708820), (105, 648064), (112, 607560), (120, 567056), (122, 557760), (128, 531615), (140, 486048), (160, 425292), (166, 409920), (168, 405040), (183, 371840), (192, 354410), (210, 324032), (224, 303780), (240, 283528), (244, 278880), (249, 273280), (280, 243024), (305, 223104), (320, 212646), (332, 204960), (336, 202520), (366, 185920), (384, 177205), (415, 163968), (420, 162016), (427, 159360), (448, 151890), (480, 141764), (488, 139440), (498, 136640), (560, 121512), (581, 117120), (610, 111552), (640, 106323), (664, 102480), (672, 101260), (732, 92960), (830, 81984), (840, 81008), (854, 79680), (896, 75945), (915, 74368), (960, 70882), (976, 69720), (996, 68320), (1120, 60756), (1162, 58560), (1220, 55776), (1245, 54656), (1281, 53120), (1328, 51240), (1344, 50630), (1464, 46480), (1660, 40992), (1680, 40504), (1708, 39840), (1743, 39040), (1830, 37184), (1920, 35441), (1952, 34860), (1992, 34160), (2135, 31872), (2240, 30378), (2324, 29280), (2440, 27888), (2490, 27328), (2562, 26560), (2656, 25620), (2688, 25315), (2905, 23424), (2928, 23240), (3320, 20496), (3360, 20252), (3416, 19920), (3486, 19520), (3660, 18592), (3904, 17430), (3984, 17080), (4270, 15936), (4480, 15189), (4648, 14640), (4880, 13944), (4980, 13664), (5063, 13440), (5124, 13280), (5312, 12810), (5810, 11712), (5856, 11620), (6405, 10624), (6640, 10248), (6720, 10126), (6832, 9960), (6972, 9760), (7320, 9296), (7808, 8715), (7968, 8540)]