678885120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1959

約数の個数: 216

約数和(自身を含む): 2425917312

約数和(自身を除く): 1747032192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1860, 1901, 1920, 1984, 2232, 2304, 2480, 2790, 2880, 2976, 3720, 3802, 3840, 3968, 4464, 4960, 5580, 5703, 5760, 5952, 7440, 7604, 7936, 8928, 9505, 9920, 11160, 11406, 11520, 11904, 14880, 15208, 17109, 17856, 19010, 19840, 22320, 22812, 23808, 28515, 29760, 30416, 34218, 35712, 38020, 39680, 44640, 45624, 57030, 58931, 59520, 60832, 68436, 71424, 76040, 85545, 89280, 91248, 114060, 117862, 119040, 121664, 136872, 152080, 171090, 176793, 178560, 182496, 228120, 235724, 243328, 273744, 294655, 304160, 342180, 353586, 357120, 364992, 456240, 471448, 486656, 530379, 547488, 589310, 608320, 684360, 707172, 729984, 883965, 912480, 942896, 1060758, 1094976, 1178620, 1216640, 1368720, 1414344, 1459968, 1767930, 1824960, 1885792, 2121516, 2189952, 2357240, 2433280, 2651895, 2737440, 2828688, 3535860, 3649920, 3771584, 4243032, 4379904, 4714480, 5303790, 5474880, 5657376, 7071720, 7299840, 7543168, 8486064, 9428960, 10607580, 10949760, 11314752, 14143440, 15086336, 16972128, 18857920, 21215160, 21899520, 22629504, 28286880, 33944256, 37715840, 42430320, 45259008, 56573760, 67888512, 75431680, 84860640, 113147520, 135777024, 169721280, 226295040, 339442560, 678885120]

約数ペア:

[(1, 678885120), (2, 339442560), (3, 226295040), (4, 169721280), (5, 135777024), (6, 113147520), (8, 84860640), (9, 75431680), (10, 67888512), (12, 56573760), (15, 45259008), (16, 42430320), (18, 37715840), (20, 33944256), (24, 28286880), (30, 22629504), (31, 21899520), (32, 21215160), (36, 18857920), (40, 16972128), (45, 15086336), (48, 14143440), (60, 11314752), (62, 10949760), (64, 10607580), (72, 9428960), (80, 8486064), (90, 7543168), (93, 7299840), (96, 7071720), (120, 5657376), (124, 5474880), (128, 5303790), (144, 4714480), (155, 4379904), (160, 4243032), (180, 3771584), (186, 3649920), (192, 3535860), (240, 2828688), (248, 2737440), (256, 2651895), (279, 2433280), (288, 2357240), (310, 2189952), (320, 2121516), (360, 1885792), (372, 1824960), (384, 1767930), (465, 1459968), (480, 1414344), (496, 1368720), (558, 1216640), (576, 1178620), (620, 1094976), (640, 1060758), (720, 942896), (744, 912480), (768, 883965), (930, 729984), (960, 707172), (992, 684360), (1116, 608320), (1152, 589310), (1240, 547488), (1280, 530379), (1395, 486656), (1440, 471448), (1488, 456240), (1860, 364992), (1901, 357120), (1920, 353586), (1984, 342180), (2232, 304160), (2304, 294655), (2480, 273744), (2790, 243328), (2880, 235724), (2976, 228120), (3720, 182496), (3802, 178560), (3840, 176793), (3968, 171090), (4464, 152080), (4960, 136872), (5580, 121664), (5703, 119040), (5760, 117862), (5952, 114060), (7440, 91248), (7604, 89280), (7936, 85545), (8928, 76040), (9505, 71424), (9920, 68436), (11160, 60832), (11406, 59520), (11520, 58931), (11904, 57030), (14880, 45624), (15208, 44640), (17109, 39680), (17856, 38020), (19010, 35712), (19840, 34218), (22320, 30416), (22812, 29760), (23808, 28515)]