217411300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 539965440

約数和(自身を除く): 322554140

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 53, 68, 76, 85, 95, 100, 106, 127, 170, 190, 212, 254, 265, 323, 340, 380, 425, 475, 508, 530, 635, 646, 850, 901, 950, 1007, 1060, 1270, 1292, 1325, 1615, 1700, 1802, 1900, 2014, 2159, 2413, 2540, 2650, 3175, 3230, 3604, 4028, 4318, 4505, 4826, 5035, 5300, 6350, 6460, 6731, 8075, 8636, 9010, 9652, 10070, 10795, 12065, 12700, 13462, 16150, 17119, 18020, 20140, 21590, 22525, 24130, 25175, 26924, 32300, 33655, 34238, 41021, 43180, 45050, 48260, 50350, 53975, 60325, 67310, 68476, 82042, 85595, 90100, 100700, 107950, 114427, 120650, 127889, 134620, 164084, 168275, 171190, 205105, 215900, 228854, 241300, 255778, 336550, 342380, 410210, 427975, 457708, 511556, 572135, 639445, 673100, 820420, 855950, 1025525, 1144270, 1278890, 1711900, 2051050, 2174113, 2288540, 2557780, 2860675, 3197225, 4102100, 4348226, 5721350, 6394450, 8696452, 10870565, 11442700, 12788900, 21741130, 43482260, 54352825, 108705650, 217411300]

約数ペア:

[(1, 217411300), (2, 108705650), (4, 54352825), (5, 43482260), (10, 21741130), (17, 12788900), (19, 11442700), (20, 10870565), (25, 8696452), (34, 6394450), (38, 5721350), (50, 4348226), (53, 4102100), (68, 3197225), (76, 2860675), (85, 2557780), (95, 2288540), (100, 2174113), (106, 2051050), (127, 1711900), (170, 1278890), (190, 1144270), (212, 1025525), (254, 855950), (265, 820420), (323, 673100), (340, 639445), (380, 572135), (425, 511556), (475, 457708), (508, 427975), (530, 410210), (635, 342380), (646, 336550), (850, 255778), (901, 241300), (950, 228854), (1007, 215900), (1060, 205105), (1270, 171190), (1292, 168275), (1325, 164084), (1615, 134620), (1700, 127889), (1802, 120650), (1900, 114427), (2014, 107950), (2159, 100700), (2413, 90100), (2540, 85595), (2650, 82042), (3175, 68476), (3230, 67310), (3604, 60325), (4028, 53975), (4318, 50350), (4505, 48260), (4826, 45050), (5035, 43180), (5300, 41021), (6350, 34238), (6460, 33655), (6731, 32300), (8075, 26924), (8636, 25175), (9010, 24130), (9652, 22525), (10070, 21590), (10795, 20140), (12065, 18020), (12700, 17119), (13462, 16150)]