216397440

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{1789}}^1$

素因数の和:1824

約数の個数: 256

約数和(自身を含む): 876384000

約数和(自身を除く): 659986560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1789, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3578, 3780, 4032, 4320, 4480, 5040, 5367, 5760, 6048, 6720, 7156, 7560, 8064, 8640, 8945, 10080, 10734, 12096, 12523, 13440, 14312, 15120, 16101, 17280, 17890, 20160, 21468, 24192, 25046, 26835, 28624, 30240, 32202, 35780, 37569, 40320, 42936, 48303, 50092, 53670, 57248, 60480, 62615, 64404, 71560, 75138, 80505, 85872, 96606, 100184, 107340, 112707, 114496, 120960, 125230, 128808, 143120, 150276, 161010, 171744, 187845, 193212, 200368, 214680, 225414, 228992, 241515, 250460, 257616, 286240, 300552, 322020, 338121, 343488, 375690, 386424, 400736, 429360, 450828, 483030, 500920, 515232, 563535, 572480, 601104, 644040, 676242, 686976, 751380, 772848, 801472, 858720, 901656, 966060, 1001840, 1030464, 1127070, 1144960, 1202208, 1288080, 1352484, 1502760, 1545696, 1602944, 1690605, 1717440, 1803312, 1932120, 2003680, 2060928, 2254140, 2404416, 2576160, 2704968, 3005520, 3091392, 3381210, 3434880, 3606624, 3864240, 4007360, 4508280, 4808832, 5152320, 5409936, 6011040, 6182784, 6762420, 7213248, 7728480, 8014720, 9016560, 10304640, 10819872, 12022080, 13524840, 14426496, 15456960, 18033120, 21639744, 24044160, 27049680, 30913920, 36066240, 43279488, 54099360, 72132480, 108198720, 216397440]

約数ペア:

[(1, 216397440), (2, 108198720), (3, 72132480), (4, 54099360), (5, 43279488), (6, 36066240), (7, 30913920), (8, 27049680), (9, 24044160), (10, 21639744), (12, 18033120), (14, 15456960), (15, 14426496), (16, 13524840), (18, 12022080), (20, 10819872), (21, 10304640), (24, 9016560), (27, 8014720), (28, 7728480), (30, 7213248), (32, 6762420), (35, 6182784), (36, 6011040), (40, 5409936), (42, 5152320), (45, 4808832), (48, 4508280), (54, 4007360), (56, 3864240), (60, 3606624), (63, 3434880), (64, 3381210), (70, 3091392), (72, 3005520), (80, 2704968), (84, 2576160), (90, 2404416), (96, 2254140), (105, 2060928), (108, 2003680), (112, 1932120), (120, 1803312), (126, 1717440), (128, 1690605), (135, 1602944), (140, 1545696), (144, 1502760), (160, 1352484), (168, 1288080), (180, 1202208), (189, 1144960), (192, 1127070), (210, 1030464), (216, 1001840), (224, 966060), (240, 901656), (252, 858720), (270, 801472), (280, 772848), (288, 751380), (315, 686976), (320, 676242), (336, 644040), (360, 601104), (378, 572480), (384, 563535), (420, 515232), (432, 500920), (448, 483030), (480, 450828), (504, 429360), (540, 400736), (560, 386424), (576, 375690), (630, 343488), (640, 338121), (672, 322020), (720, 300552), (756, 286240), (840, 257616), (864, 250460), (896, 241515), (945, 228992), (960, 225414), (1008, 214680), (1080, 200368), (1120, 193212), (1152, 187845), (1260, 171744), (1344, 161010), (1440, 150276), (1512, 143120), (1680, 128808), (1728, 125230), (1789, 120960), (1890, 114496), (1920, 112707), (2016, 107340), (2160, 100184), (2240, 96606), (2520, 85872), (2688, 80505), (2880, 75138), (3024, 71560), (3360, 64404), (3456, 62615), (3578, 60480), (3780, 57248), (4032, 53670), (4320, 50092), (4480, 48303), (5040, 42936), (5367, 40320), (5760, 37569), (6048, 35780), (6720, 32202), (7156, 30240), (7560, 28624), (8064, 26835), (8640, 25046), (8945, 24192), (10080, 21468), (10734, 20160), (12096, 17890), (12523, 17280), (13440, 16101), (14312, 15120)]