218409520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 160

約数和(自身を含む): 607961088

約数和(自身を除く): 389551568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 83, 112, 127, 140, 148, 166, 185, 254, 259, 280, 296, 332, 370, 415, 508, 518, 560, 581, 592, 635, 664, 740, 830, 889, 1016, 1036, 1162, 1270, 1295, 1328, 1480, 1660, 1778, 2032, 2072, 2324, 2540, 2590, 2905, 2960, 3071, 3320, 3556, 4144, 4445, 4648, 4699, 5080, 5180, 5810, 6142, 6640, 7112, 8890, 9296, 9398, 10160, 10360, 10541, 11620, 12284, 14224, 15355, 17780, 18796, 20720, 21082, 21497, 23240, 23495, 24568, 30710, 32893, 35560, 37592, 42164, 42994, 46480, 46990, 49136, 52705, 61420, 65786, 71120, 73787, 75184, 84328, 85988, 93980, 105410, 107485, 122840, 131572, 147574, 164465, 168656, 171976, 187960, 210820, 214970, 245680, 263144, 295148, 328930, 343952, 368935, 375920, 390017, 421640, 429940, 526288, 590296, 657860, 737870, 780034, 843280, 859880, 1180592, 1315720, 1475740, 1560068, 1719760, 1950085, 2631440, 2730119, 2951480, 3120136, 3900170, 5460238, 5902960, 6240272, 7800340, 10920476, 13650595, 15600680, 21840952, 27301190, 31201360, 43681904, 54602380, 109204760, 218409520]

約数ペア:

[(1, 218409520), (2, 109204760), (4, 54602380), (5, 43681904), (7, 31201360), (8, 27301190), (10, 21840952), (14, 15600680), (16, 13650595), (20, 10920476), (28, 7800340), (35, 6240272), (37, 5902960), (40, 5460238), (56, 3900170), (70, 3120136), (74, 2951480), (80, 2730119), (83, 2631440), (112, 1950085), (127, 1719760), (140, 1560068), (148, 1475740), (166, 1315720), (185, 1180592), (254, 859880), (259, 843280), (280, 780034), (296, 737870), (332, 657860), (370, 590296), (415, 526288), (508, 429940), (518, 421640), (560, 390017), (581, 375920), (592, 368935), (635, 343952), (664, 328930), (740, 295148), (830, 263144), (889, 245680), (1016, 214970), (1036, 210820), (1162, 187960), (1270, 171976), (1295, 168656), (1328, 164465), (1480, 147574), (1660, 131572), (1778, 122840), (2032, 107485), (2072, 105410), (2324, 93980), (2540, 85988), (2590, 84328), (2905, 75184), (2960, 73787), (3071, 71120), (3320, 65786), (3556, 61420), (4144, 52705), (4445, 49136), (4648, 46990), (4699, 46480), (5080, 42994), (5180, 42164), (5810, 37592), (6142, 35560), (6640, 32893), (7112, 30710), (8890, 24568), (9296, 23495), (9398, 23240), (10160, 21497), (10360, 21082), (10541, 20720), (11620, 18796), (12284, 17780), (14224, 15355)]