211997520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{2003}}^1$

素因数の和:2039

約数の個数: 240

約数和(自身を含む): 849856320

約数和(自身を除く): 637858800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2003, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 4006, 4410, 5040, 5292, 5880, 6009, 6615, 7056, 7560, 8012, 8820, 10015, 10584, 11760, 12018, 13230, 14021, 15120, 16024, 17640, 18027, 20030, 21168, 24036, 26460, 28042, 30045, 32048, 35280, 36054, 40060, 42063, 48072, 52920, 54081, 56084, 60090, 70105, 72108, 80120, 84126, 90135, 96144, 98147, 105840, 108162, 112168, 120180, 126189, 140210, 144216, 160240, 168252, 180270, 196294, 210315, 216324, 224336, 240360, 252378, 270405, 280420, 288432, 294441, 336504, 360540, 378567, 392588, 420630, 432648, 480720, 490735, 504756, 540810, 560840, 588882, 630945, 673008, 721080, 757134, 785176, 841260, 865296, 883323, 981470, 1009512, 1081620, 1121680, 1177764, 1261890, 1442160, 1472205, 1514268, 1570352, 1682520, 1766646, 1892835, 1962940, 2019024, 2163240, 2355528, 2523780, 2649969, 2944410, 3028536, 3365040, 3533292, 3785670, 3925880, 4326480, 4416615, 4711056, 5047560, 5299938, 5888820, 6057072, 7066584, 7571340, 7851760, 8833230, 10095120, 10599876, 11777640, 13249845, 14133168, 15142680, 17666460, 21199752, 23555280, 26499690, 30285360, 35332920, 42399504, 52999380, 70665840, 105998760, 211997520]

約数ペア:

[(1, 211997520), (2, 105998760), (3, 70665840), (4, 52999380), (5, 42399504), (6, 35332920), (7, 30285360), (8, 26499690), (9, 23555280), (10, 21199752), (12, 17666460), (14, 15142680), (15, 14133168), (16, 13249845), (18, 11777640), (20, 10599876), (21, 10095120), (24, 8833230), (27, 7851760), (28, 7571340), (30, 7066584), (35, 6057072), (36, 5888820), (40, 5299938), (42, 5047560), (45, 4711056), (48, 4416615), (49, 4326480), (54, 3925880), (56, 3785670), (60, 3533292), (63, 3365040), (70, 3028536), (72, 2944410), (80, 2649969), (84, 2523780), (90, 2355528), (98, 2163240), (105, 2019024), (108, 1962940), (112, 1892835), (120, 1766646), (126, 1682520), (135, 1570352), (140, 1514268), (144, 1472205), (147, 1442160), (168, 1261890), (180, 1177764), (189, 1121680), (196, 1081620), (210, 1009512), (216, 981470), (240, 883323), (245, 865296), (252, 841260), (270, 785176), (280, 757134), (294, 721080), (315, 673008), (336, 630945), (360, 588882), (378, 560840), (392, 540810), (420, 504756), (432, 490735), (441, 480720), (490, 432648), (504, 420630), (540, 392588), (560, 378567), (588, 360540), (630, 336504), (720, 294441), (735, 288432), (756, 280420), (784, 270405), (840, 252378), (882, 240360), (945, 224336), (980, 216324), (1008, 210315), (1080, 196294), (1176, 180270), (1260, 168252), (1323, 160240), (1470, 144216), (1512, 140210), (1680, 126189), (1764, 120180), (1890, 112168), (1960, 108162), (2003, 105840), (2160, 98147), (2205, 96144), (2352, 90135), (2520, 84126), (2646, 80120), (2940, 72108), (3024, 70105), (3528, 60090), (3780, 56084), (3920, 54081), (4006, 52920), (4410, 48072), (5040, 42063), (5292, 40060), (5880, 36054), (6009, 35280), (6615, 32048), (7056, 30045), (7560, 28042), (8012, 26460), (8820, 24036), (10015, 21168), (10584, 20030), (11760, 18027), (12018, 17640), (13230, 16024), (14021, 15120)]