221201280

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:299

約数の個数: 320

約数和(自身を含む): 839749680

約数和(自身を除く): 618548400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 251, 255, 270, 272, 288, 306, 320, 324, 340, 360, 384, 405, 408, 432, 459, 480, 502, 510, 540, 544, 576, 612, 640, 648, 680, 720, 753, 765, 810, 816, 864, 918, 960, 1004, 1020, 1080, 1088, 1152, 1224, 1255, 1296, 1360, 1377, 1440, 1506, 1530, 1620, 1632, 1728, 1836, 1920, 2008, 2040, 2160, 2176, 2259, 2295, 2448, 2510, 2592, 2720, 2754, 2880, 3012, 3060, 3240, 3264, 3456, 3672, 3765, 4016, 4080, 4267, 4320, 4518, 4590, 4896, 5020, 5184, 5440, 5508, 5760, 6024, 6120, 6480, 6528, 6777, 6885, 7344, 7530, 8032, 8160, 8534, 8640, 9036, 9180, 9792, 10040, 10368, 10880, 11016, 11295, 12048, 12240, 12801, 12960, 13554, 13770, 14688, 15060, 16064, 16320, 17068, 17280, 18072, 18360, 19584, 20080, 20331, 21335, 22032, 22590, 24096, 24480, 25602, 25920, 27108, 27540, 29376, 30120, 32128, 32640, 33885, 34136, 36144, 36720, 38403, 40160, 40662, 42670, 44064, 45180, 48192, 48960, 51204, 51840, 54216, 55080, 58752, 60240, 64005, 67770, 68272, 72288, 73440, 76806, 80320, 81324, 85340, 88128, 90360, 96384, 97920, 101655, 102408, 108432, 110160, 115209, 120480, 128010, 135540, 136544, 144576, 146880, 153612, 160640, 162648, 170680, 176256, 180720, 192015, 203310, 204816, 216864, 220320, 230418, 240960, 256020, 271080, 273088, 289152, 293760, 307224, 325296, 341360, 345627, 361440, 384030, 406620, 409632, 433728, 440640, 460836, 481920, 512040, 542160, 546176, 576045, 614448, 650592, 682720, 691254, 722880, 768060, 813240, 819264, 867456, 881280, 921672, 1024080, 1084320, 1152090, 1228896, 1301184, 1365440, 1382508, 1445760, 1536120, 1626480, 1638528, 1728135, 1843344, 2048160, 2168640, 2304180, 2457792, 2602368, 2730880, 2765016, 3072240, 3252960, 3456270, 3686688, 4096320, 4337280, 4608360, 4915584, 5530032, 6144480, 6505920, 6912540, 7373376, 8192640, 9216720, 11060064, 12288960, 13011840, 13825080, 14746752, 18433440, 22120128, 24577920, 27650160, 36866880, 44240256, 55300320, 73733760, 110600640, 221201280]

約数ペア:

[(1, 221201280), (2, 110600640), (3, 73733760), (4, 55300320), (5, 44240256), (6, 36866880), (8, 27650160), (9, 24577920), (10, 22120128), (12, 18433440), (15, 14746752), (16, 13825080), (17, 13011840), (18, 12288960), (20, 11060064), (24, 9216720), (27, 8192640), (30, 7373376), (32, 6912540), (34, 6505920), (36, 6144480), (40, 5530032), (45, 4915584), (48, 4608360), (51, 4337280), (54, 4096320), (60, 3686688), (64, 3456270), (68, 3252960), (72, 3072240), (80, 2765016), (81, 2730880), (85, 2602368), (90, 2457792), (96, 2304180), (102, 2168640), (108, 2048160), (120, 1843344), (128, 1728135), (135, 1638528), (136, 1626480), (144, 1536120), (153, 1445760), (160, 1382508), (162, 1365440), (170, 1301184), (180, 1228896), (192, 1152090), (204, 1084320), (216, 1024080), (240, 921672), (251, 881280), (255, 867456), (270, 819264), (272, 813240), (288, 768060), (306, 722880), (320, 691254), (324, 682720), (340, 650592), (360, 614448), (384, 576045), (405, 546176), (408, 542160), (432, 512040), (459, 481920), (480, 460836), (502, 440640), (510, 433728), (540, 409632), (544, 406620), (576, 384030), (612, 361440), (640, 345627), (648, 341360), (680, 325296), (720, 307224), (753, 293760), (765, 289152), (810, 273088), (816, 271080), (864, 256020), (918, 240960), (960, 230418), (1004, 220320), (1020, 216864), (1080, 204816), (1088, 203310), (1152, 192015), (1224, 180720), (1255, 176256), (1296, 170680), (1360, 162648), (1377, 160640), (1440, 153612), (1506, 146880), (1530, 144576), (1620, 136544), (1632, 135540), (1728, 128010), (1836, 120480), (1920, 115209), (2008, 110160), (2040, 108432), (2160, 102408), (2176, 101655), (2259, 97920), (2295, 96384), (2448, 90360), (2510, 88128), (2592, 85340), (2720, 81324), (2754, 80320), (2880, 76806), (3012, 73440), (3060, 72288), (3240, 68272), (3264, 67770), (3456, 64005), (3672, 60240), (3765, 58752), (4016, 55080), (4080, 54216), (4267, 51840), (4320, 51204), (4518, 48960), (4590, 48192), (4896, 45180), (5020, 44064), (5184, 42670), (5440, 40662), (5508, 40160), (5760, 38403), (6024, 36720), (6120, 36144), (6480, 34136), (6528, 33885), (6777, 32640), (6885, 32128), (7344, 30120), (7530, 29376), (8032, 27540), (8160, 27108), (8534, 25920), (8640, 25602), (9036, 24480), (9180, 24096), (9792, 22590), (10040, 22032), (10368, 21335), (10880, 20331), (11016, 20080), (11295, 19584), (12048, 18360), (12240, 18072), (12801, 17280), (12960, 17068), (13554, 16320), (13770, 16064), (14688, 15060)]