217778880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:575

約数の個数: 224

約数和(自身を含む): 774240768

約数和(自身を除く): 556461888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 41, 44, 48, 55, 60, 64, 66, 80, 82, 88, 96, 110, 120, 123, 132, 160, 164, 165, 176, 192, 205, 220, 240, 246, 264, 320, 328, 330, 352, 410, 440, 451, 480, 492, 503, 528, 615, 656, 660, 704, 820, 880, 902, 960, 984, 1006, 1056, 1230, 1312, 1320, 1353, 1509, 1640, 1760, 1804, 1968, 2012, 2112, 2255, 2460, 2515, 2624, 2640, 2706, 3018, 3280, 3520, 3608, 3936, 4024, 4510, 4920, 5030, 5280, 5412, 5533, 6036, 6560, 6765, 7216, 7545, 7872, 8048, 9020, 9840, 10060, 10560, 10824, 11066, 12072, 13120, 13530, 14432, 15090, 16096, 16599, 18040, 19680, 20120, 20623, 21648, 22132, 24144, 27060, 27665, 28864, 30180, 32192, 33198, 36080, 39360, 40240, 41246, 43296, 44264, 48288, 54120, 55330, 60360, 61869, 66396, 72160, 80480, 82492, 82995, 86592, 88528, 96576, 103115, 108240, 110660, 120720, 123738, 132792, 144320, 160960, 164984, 165990, 177056, 206230, 216480, 221320, 226853, 241440, 247476, 265584, 309345, 329968, 331980, 354112, 412460, 432960, 442640, 453706, 482880, 494952, 531168, 618690, 659936, 663960, 680559, 824920, 885280, 907412, 989904, 1062336, 1134265, 1237380, 1319872, 1327920, 1361118, 1649840, 1770560, 1814824, 1979808, 2268530, 2474760, 2655840, 2722236, 3299680, 3402795, 3629648, 3959616, 4537060, 4949520, 5311680, 5444472, 6599360, 6805590, 7259296, 9074120, 9899040, 10888944, 13611180, 14518592, 18148240, 19798080, 21777888, 27222360, 36296480, 43555776, 54444720, 72592960, 108889440, 217778880]

約数ペア:

[(1, 217778880), (2, 108889440), (3, 72592960), (4, 54444720), (5, 43555776), (6, 36296480), (8, 27222360), (10, 21777888), (11, 19798080), (12, 18148240), (15, 14518592), (16, 13611180), (20, 10888944), (22, 9899040), (24, 9074120), (30, 7259296), (32, 6805590), (33, 6599360), (40, 5444472), (41, 5311680), (44, 4949520), (48, 4537060), (55, 3959616), (60, 3629648), (64, 3402795), (66, 3299680), (80, 2722236), (82, 2655840), (88, 2474760), (96, 2268530), (110, 1979808), (120, 1814824), (123, 1770560), (132, 1649840), (160, 1361118), (164, 1327920), (165, 1319872), (176, 1237380), (192, 1134265), (205, 1062336), (220, 989904), (240, 907412), (246, 885280), (264, 824920), (320, 680559), (328, 663960), (330, 659936), (352, 618690), (410, 531168), (440, 494952), (451, 482880), (480, 453706), (492, 442640), (503, 432960), (528, 412460), (615, 354112), (656, 331980), (660, 329968), (704, 309345), (820, 265584), (880, 247476), (902, 241440), (960, 226853), (984, 221320), (1006, 216480), (1056, 206230), (1230, 177056), (1312, 165990), (1320, 164984), (1353, 160960), (1509, 144320), (1640, 132792), (1760, 123738), (1804, 120720), (1968, 110660), (2012, 108240), (2112, 103115), (2255, 96576), (2460, 88528), (2515, 86592), (2624, 82995), (2640, 82492), (2706, 80480), (3018, 72160), (3280, 66396), (3520, 61869), (3608, 60360), (3936, 55330), (4024, 54120), (4510, 48288), (4920, 44264), (5030, 43296), (5280, 41246), (5412, 40240), (5533, 39360), (6036, 36080), (6560, 33198), (6765, 32192), (7216, 30180), (7545, 28864), (7872, 27665), (8048, 27060), (9020, 24144), (9840, 22132), (10060, 21648), (10560, 20623), (10824, 20120), (11066, 19680), (12072, 18040), (13120, 16599), (13530, 16096), (14432, 15090)]