219961280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 224

約数和(自身を含む): 667146240

約数和(自身を除く): 447184960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 79, 80, 88, 110, 112, 113, 140, 154, 158, 160, 176, 220, 224, 226, 280, 308, 316, 320, 352, 385, 395, 440, 448, 452, 553, 560, 565, 616, 632, 704, 770, 790, 791, 869, 880, 904, 1106, 1120, 1130, 1232, 1243, 1264, 1540, 1580, 1582, 1738, 1760, 1808, 2212, 2240, 2260, 2464, 2486, 2528, 2765, 3080, 3160, 3164, 3476, 3520, 3616, 3955, 4345, 4424, 4520, 4928, 4972, 5056, 5530, 6083, 6160, 6215, 6320, 6328, 6952, 7232, 7910, 8690, 8701, 8848, 8927, 9040, 9944, 11060, 12166, 12320, 12430, 12640, 12656, 13904, 15820, 17380, 17402, 17696, 17854, 18080, 19888, 22120, 24332, 24640, 24860, 25280, 25312, 27808, 30415, 31640, 34760, 34804, 35392, 35708, 36160, 39776, 43505, 44240, 44635, 48664, 49720, 50624, 55616, 60830, 62489, 63280, 69520, 69608, 71416, 79552, 87010, 88480, 89270, 97328, 98197, 99440, 121660, 124978, 126560, 139040, 139216, 142832, 174020, 176960, 178540, 194656, 196394, 198880, 243320, 249956, 253120, 278080, 278432, 285664, 312445, 348040, 357080, 389312, 392788, 397760, 486640, 490985, 499912, 556864, 571328, 624890, 687379, 696080, 714160, 785576, 973280, 981970, 999824, 1249780, 1374758, 1392160, 1428320, 1571152, 1946560, 1963940, 1999648, 2499560, 2749516, 2784320, 2856640, 3142304, 3436895, 3927880, 3999296, 4999120, 5499032, 6284608, 6873790, 7855760, 9998240, 10998064, 13747580, 15711520, 19996480, 21996128, 27495160, 31423040, 43992256, 54990320, 109980640, 219961280]

約数ペア:

[(1, 219961280), (2, 109980640), (4, 54990320), (5, 43992256), (7, 31423040), (8, 27495160), (10, 21996128), (11, 19996480), (14, 15711520), (16, 13747580), (20, 10998064), (22, 9998240), (28, 7855760), (32, 6873790), (35, 6284608), (40, 5499032), (44, 4999120), (55, 3999296), (56, 3927880), (64, 3436895), (70, 3142304), (77, 2856640), (79, 2784320), (80, 2749516), (88, 2499560), (110, 1999648), (112, 1963940), (113, 1946560), (140, 1571152), (154, 1428320), (158, 1392160), (160, 1374758), (176, 1249780), (220, 999824), (224, 981970), (226, 973280), (280, 785576), (308, 714160), (316, 696080), (320, 687379), (352, 624890), (385, 571328), (395, 556864), (440, 499912), (448, 490985), (452, 486640), (553, 397760), (560, 392788), (565, 389312), (616, 357080), (632, 348040), (704, 312445), (770, 285664), (790, 278432), (791, 278080), (869, 253120), (880, 249956), (904, 243320), (1106, 198880), (1120, 196394), (1130, 194656), (1232, 178540), (1243, 176960), (1264, 174020), (1540, 142832), (1580, 139216), (1582, 139040), (1738, 126560), (1760, 124978), (1808, 121660), (2212, 99440), (2240, 98197), (2260, 97328), (2464, 89270), (2486, 88480), (2528, 87010), (2765, 79552), (3080, 71416), (3160, 69608), (3164, 69520), (3476, 63280), (3520, 62489), (3616, 60830), (3955, 55616), (4345, 50624), (4424, 49720), (4520, 48664), (4928, 44635), (4972, 44240), (5056, 43505), (5530, 39776), (6083, 36160), (6160, 35708), (6215, 35392), (6320, 34804), (6328, 34760), (6952, 31640), (7232, 30415), (7910, 27808), (8690, 25312), (8701, 25280), (8848, 24860), (8927, 24640), (9040, 24332), (9944, 22120), (11060, 19888), (12166, 18080), (12320, 17854), (12430, 17696), (12640, 17402), (12656, 17380), (13904, 15820)]