211518580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 592478208

約数和(自身を除く): 380959628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 31, 35, 46, 52, 62, 65, 70, 91, 92, 115, 124, 130, 140, 155, 161, 163, 182, 217, 230, 260, 299, 310, 322, 326, 364, 403, 434, 455, 460, 598, 620, 644, 652, 713, 805, 806, 815, 868, 910, 1085, 1141, 1196, 1426, 1495, 1610, 1612, 1630, 1820, 2015, 2093, 2119, 2170, 2282, 2821, 2852, 2990, 3220, 3260, 3565, 3749, 4030, 4186, 4238, 4340, 4564, 4991, 5053, 5642, 5705, 5980, 7130, 7498, 8060, 8372, 8476, 9269, 9982, 10106, 10465, 10595, 11284, 11410, 14105, 14260, 14833, 14996, 18538, 18745, 19964, 20212, 20930, 21190, 22820, 24955, 25265, 26243, 28210, 29666, 35371, 37076, 37490, 41860, 42380, 46345, 48737, 49910, 50530, 52486, 56420, 59332, 64883, 65689, 70742, 74165, 74980, 92690, 97474, 99820, 101060, 104972, 116219, 129766, 131215, 131378, 141484, 148330, 176855, 185380, 194948, 232438, 243685, 259532, 262430, 262756, 296660, 324415, 328445, 341159, 353710, 459823, 464876, 487370, 524860, 581095, 648830, 656890, 682318, 707420, 813533, 919646, 974740, 1162190, 1297660, 1313780, 1364636, 1510847, 1627066, 1705795, 1839292, 2299115, 2324380, 3021694, 3254132, 3411590, 4067665, 4598230, 6043388, 6823180, 7554235, 8135330, 9196460, 10575929, 15108470, 16270660, 21151858, 30216940, 42303716, 52879645, 105759290, 211518580]

約数ペア:

[(1, 211518580), (2, 105759290), (4, 52879645), (5, 42303716), (7, 30216940), (10, 21151858), (13, 16270660), (14, 15108470), (20, 10575929), (23, 9196460), (26, 8135330), (28, 7554235), (31, 6823180), (35, 6043388), (46, 4598230), (52, 4067665), (62, 3411590), (65, 3254132), (70, 3021694), (91, 2324380), (92, 2299115), (115, 1839292), (124, 1705795), (130, 1627066), (140, 1510847), (155, 1364636), (161, 1313780), (163, 1297660), (182, 1162190), (217, 974740), (230, 919646), (260, 813533), (299, 707420), (310, 682318), (322, 656890), (326, 648830), (364, 581095), (403, 524860), (434, 487370), (455, 464876), (460, 459823), (598, 353710), (620, 341159), (644, 328445), (652, 324415), (713, 296660), (805, 262756), (806, 262430), (815, 259532), (868, 243685), (910, 232438), (1085, 194948), (1141, 185380), (1196, 176855), (1426, 148330), (1495, 141484), (1610, 131378), (1612, 131215), (1630, 129766), (1820, 116219), (2015, 104972), (2093, 101060), (2119, 99820), (2170, 97474), (2282, 92690), (2821, 74980), (2852, 74165), (2990, 70742), (3220, 65689), (3260, 64883), (3565, 59332), (3749, 56420), (4030, 52486), (4186, 50530), (4238, 49910), (4340, 48737), (4564, 46345), (4991, 42380), (5053, 41860), (5642, 37490), (5705, 37076), (5980, 35371), (7130, 29666), (7498, 28210), (8060, 26243), (8372, 25265), (8476, 24955), (9269, 22820), (9982, 21190), (10106, 20930), (10465, 20212), (10595, 19964), (11284, 18745), (11410, 18538), (14105, 14996), (14260, 14833)]