219152640

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 288

約数和(自身を含む): 828850176

約数和(自身を除く): 609697536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 263, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 526, 560, 620, 640, 651, 672, 744, 768, 789, 840, 868, 896, 930, 960, 992, 1052, 1085, 1120, 1240, 1280, 1302, 1315, 1344, 1488, 1578, 1680, 1736, 1792, 1841, 1860, 1920, 1984, 2104, 2170, 2240, 2480, 2604, 2630, 2688, 2976, 3156, 3255, 3360, 3472, 3682, 3720, 3840, 3945, 3968, 4208, 4340, 4480, 4960, 5208, 5260, 5376, 5523, 5952, 6312, 6510, 6720, 6944, 7364, 7440, 7890, 7936, 8153, 8416, 8680, 8960, 9205, 9920, 10416, 10520, 11046, 11904, 12624, 13020, 13440, 13888, 14728, 14880, 15780, 16306, 16832, 17360, 18410, 19840, 20832, 21040, 22092, 23808, 24459, 25248, 26040, 26880, 27615, 27776, 29456, 29760, 31560, 32612, 33664, 34720, 36820, 39680, 40765, 41664, 42080, 44184, 48918, 50496, 52080, 55230, 55552, 57071, 58912, 59520, 63120, 65224, 67328, 69440, 73640, 81530, 83328, 84160, 88368, 97836, 100992, 104160, 110460, 114142, 117824, 119040, 122295, 126240, 130448, 138880, 147280, 163060, 166656, 168320, 171213, 176736, 195672, 201984, 208320, 220920, 228284, 235648, 244590, 252480, 260896, 277760, 285355, 294560, 326120, 336640, 342426, 353472, 391344, 416640, 441840, 456568, 471296, 489180, 504960, 521792, 570710, 589120, 652240, 684852, 706944, 782688, 833280, 856065, 883680, 913136, 978360, 1009920, 1043584, 1141420, 1178240, 1304480, 1369704, 1413888, 1565376, 1712130, 1767360, 1826272, 1956720, 2087168, 2282840, 2356480, 2608960, 2739408, 3130752, 3424260, 3534720, 3652544, 3913440, 4565680, 5217920, 5478816, 6261504, 6848520, 7069440, 7305088, 7826880, 9131360, 10435840, 10957632, 13697040, 14610176, 15653760, 18262720, 21915264, 27394080, 31307520, 36525440, 43830528, 54788160, 73050880, 109576320, 219152640]

約数ペア:

[(1, 219152640), (2, 109576320), (3, 73050880), (4, 54788160), (5, 43830528), (6, 36525440), (7, 31307520), (8, 27394080), (10, 21915264), (12, 18262720), (14, 15653760), (15, 14610176), (16, 13697040), (20, 10957632), (21, 10435840), (24, 9131360), (28, 7826880), (30, 7305088), (31, 7069440), (32, 6848520), (35, 6261504), (40, 5478816), (42, 5217920), (48, 4565680), (56, 3913440), (60, 3652544), (62, 3534720), (64, 3424260), (70, 3130752), (80, 2739408), (84, 2608960), (93, 2356480), (96, 2282840), (105, 2087168), (112, 1956720), (120, 1826272), (124, 1767360), (128, 1712130), (140, 1565376), (155, 1413888), (160, 1369704), (168, 1304480), (186, 1178240), (192, 1141420), (210, 1043584), (217, 1009920), (224, 978360), (240, 913136), (248, 883680), (256, 856065), (263, 833280), (280, 782688), (310, 706944), (320, 684852), (336, 652240), (372, 589120), (384, 570710), (420, 521792), (434, 504960), (448, 489180), (465, 471296), (480, 456568), (496, 441840), (526, 416640), (560, 391344), (620, 353472), (640, 342426), (651, 336640), (672, 326120), (744, 294560), (768, 285355), (789, 277760), (840, 260896), (868, 252480), (896, 244590), (930, 235648), (960, 228284), (992, 220920), (1052, 208320), (1085, 201984), (1120, 195672), (1240, 176736), (1280, 171213), (1302, 168320), (1315, 166656), (1344, 163060), (1488, 147280), (1578, 138880), (1680, 130448), (1736, 126240), (1792, 122295), (1841, 119040), (1860, 117824), (1920, 114142), (1984, 110460), (2104, 104160), (2170, 100992), (2240, 97836), (2480, 88368), (2604, 84160), (2630, 83328), (2688, 81530), (2976, 73640), (3156, 69440), (3255, 67328), (3360, 65224), (3472, 63120), (3682, 59520), (3720, 58912), (3840, 57071), (3945, 55552), (3968, 55230), (4208, 52080), (4340, 50496), (4480, 48918), (4960, 44184), (5208, 42080), (5260, 41664), (5376, 40765), (5523, 39680), (5952, 36820), (6312, 34720), (6510, 33664), (6720, 32612), (6944, 31560), (7364, 29760), (7440, 29456), (7890, 27776), (7936, 27615), (8153, 26880), (8416, 26040), (8680, 25248), (8960, 24459), (9205, 23808), (9920, 22092), (10416, 21040), (10520, 20832), (11046, 19840), (11904, 18410), (12624, 17360), (13020, 16832), (13440, 16306), (13888, 15780), (14728, 14880)]