217124880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:566

約数の個数: 240

約数和(自身を含む): 805752000

約数和(自身を除く): 588627120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 49, 56, 60, 70, 74, 80, 84, 98, 105, 111, 112, 120, 140, 147, 148, 168, 185, 196, 210, 222, 240, 245, 259, 280, 294, 296, 336, 370, 392, 420, 444, 490, 499, 518, 555, 560, 588, 592, 735, 740, 777, 784, 840, 888, 980, 998, 1036, 1110, 1176, 1295, 1470, 1480, 1497, 1554, 1680, 1776, 1813, 1960, 1996, 2072, 2220, 2352, 2495, 2590, 2940, 2960, 2994, 3108, 3493, 3626, 3885, 3920, 3992, 4144, 4440, 4990, 5180, 5439, 5880, 5988, 6216, 6986, 7252, 7485, 7770, 7984, 8880, 9065, 9980, 10360, 10479, 10878, 11760, 11976, 12432, 13972, 14504, 14970, 15540, 17465, 18130, 18463, 19960, 20720, 20958, 21756, 23952, 24451, 27195, 27944, 29008, 29940, 31080, 34930, 36260, 36926, 39920, 41916, 43512, 48902, 52395, 54390, 55389, 55888, 59880, 62160, 69860, 72520, 73353, 73852, 83832, 87024, 92315, 97804, 104790, 108780, 110778, 119760, 122255, 129241, 139720, 145040, 146706, 147704, 167664, 184630, 195608, 209580, 217560, 221556, 244510, 258482, 276945, 279440, 293412, 295408, 366765, 369260, 387723, 391216, 419160, 435120, 443112, 489020, 516964, 553890, 586824, 646205, 733530, 738520, 775446, 838320, 886224, 904687, 978040, 1033928, 1107780, 1173648, 1292410, 1467060, 1477040, 1550892, 1809374, 1938615, 1956080, 2067856, 2215560, 2584820, 2714061, 2934120, 3101784, 3618748, 3877230, 4431120, 4523435, 5169640, 5428122, 5868240, 6203568, 7237496, 7754460, 9046870, 10339280, 10856244, 13570305, 14474992, 15508920, 18093740, 21712488, 27140610, 31017840, 36187480, 43424976, 54281220, 72374960, 108562440, 217124880]

約数ペア:

[(1, 217124880), (2, 108562440), (3, 72374960), (4, 54281220), (5, 43424976), (6, 36187480), (7, 31017840), (8, 27140610), (10, 21712488), (12, 18093740), (14, 15508920), (15, 14474992), (16, 13570305), (20, 10856244), (21, 10339280), (24, 9046870), (28, 7754460), (30, 7237496), (35, 6203568), (37, 5868240), (40, 5428122), (42, 5169640), (48, 4523435), (49, 4431120), (56, 3877230), (60, 3618748), (70, 3101784), (74, 2934120), (80, 2714061), (84, 2584820), (98, 2215560), (105, 2067856), (111, 1956080), (112, 1938615), (120, 1809374), (140, 1550892), (147, 1477040), (148, 1467060), (168, 1292410), (185, 1173648), (196, 1107780), (210, 1033928), (222, 978040), (240, 904687), (245, 886224), (259, 838320), (280, 775446), (294, 738520), (296, 733530), (336, 646205), (370, 586824), (392, 553890), (420, 516964), (444, 489020), (490, 443112), (499, 435120), (518, 419160), (555, 391216), (560, 387723), (588, 369260), (592, 366765), (735, 295408), (740, 293412), (777, 279440), (784, 276945), (840, 258482), (888, 244510), (980, 221556), (998, 217560), (1036, 209580), (1110, 195608), (1176, 184630), (1295, 167664), (1470, 147704), (1480, 146706), (1497, 145040), (1554, 139720), (1680, 129241), (1776, 122255), (1813, 119760), (1960, 110778), (1996, 108780), (2072, 104790), (2220, 97804), (2352, 92315), (2495, 87024), (2590, 83832), (2940, 73852), (2960, 73353), (2994, 72520), (3108, 69860), (3493, 62160), (3626, 59880), (3885, 55888), (3920, 55389), (3992, 54390), (4144, 52395), (4440, 48902), (4990, 43512), (5180, 41916), (5439, 39920), (5880, 36926), (5988, 36260), (6216, 34930), (6986, 31080), (7252, 29940), (7485, 29008), (7770, 27944), (7984, 27195), (8880, 24451), (9065, 23952), (9980, 21756), (10360, 20958), (10479, 20720), (10878, 19960), (11760, 18463), (11976, 18130), (12432, 17465), (13972, 15540), (14504, 14970)]