1906019780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:286

約数の個数: 192

約数和(自身を含む): 4923072000

約数和(自身を除く): 3017052220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 59, 70, 73, 109, 116, 118, 140, 145, 146, 203, 218, 236, 290, 292, 295, 365, 406, 413, 436, 511, 545, 580, 590, 730, 763, 812, 826, 1015, 1022, 1090, 1180, 1460, 1526, 1652, 1711, 2030, 2044, 2065, 2117, 2180, 2555, 3052, 3161, 3422, 3815, 4060, 4130, 4234, 4307, 5110, 6322, 6431, 6844, 7630, 7957, 8260, 8468, 8555, 8614, 10220, 10585, 11977, 12644, 12862, 14819, 15260, 15805, 15914, 17110, 17228, 21170, 21535, 22127, 23954, 25724, 29638, 30149, 31610, 31828, 32155, 34220, 39785, 42340, 43070, 44254, 45017, 47908, 55699, 59276, 59885, 60298, 63220, 64310, 74095, 79570, 86140, 88508, 90034, 110635, 111398, 119770, 120596, 124903, 128620, 148190, 150745, 159140, 180068, 186499, 221270, 222796, 225085, 230753, 239540, 249806, 278495, 296380, 301490, 372998, 442540, 450170, 461506, 469463, 499612, 556990, 602980, 624515, 745996, 874321, 900340, 923012, 932495, 938926, 1113980, 1153765, 1249030, 1305493, 1615271, 1748642, 1864990, 1877852, 2307530, 2347315, 2498060, 2610986, 3230542, 3286241, 3497284, 3729980, 4371605, 4615060, 4694630, 5221972, 6461084, 6527465, 6572482, 8076355, 8743210, 9389260, 13054930, 13144964, 13614427, 16152710, 16431205, 17486420, 26109860, 27228854, 32305420, 32862410, 54457708, 65724820, 68072135, 95300989, 136144270, 190601978, 272288540, 381203956, 476504945, 953009890, 1906019780]

約数ペア:

[(1, 1906019780), (2, 953009890), (4, 476504945), (5, 381203956), (7, 272288540), (10, 190601978), (14, 136144270), (20, 95300989), (28, 68072135), (29, 65724820), (35, 54457708), (58, 32862410), (59, 32305420), (70, 27228854), (73, 26109860), (109, 17486420), (116, 16431205), (118, 16152710), (140, 13614427), (145, 13144964), (146, 13054930), (203, 9389260), (218, 8743210), (236, 8076355), (290, 6572482), (292, 6527465), (295, 6461084), (365, 5221972), (406, 4694630), (413, 4615060), (436, 4371605), (511, 3729980), (545, 3497284), (580, 3286241), (590, 3230542), (730, 2610986), (763, 2498060), (812, 2347315), (826, 2307530), (1015, 1877852), (1022, 1864990), (1090, 1748642), (1180, 1615271), (1460, 1305493), (1526, 1249030), (1652, 1153765), (1711, 1113980), (2030, 938926), (2044, 932495), (2065, 923012), (2117, 900340), (2180, 874321), (2555, 745996), (3052, 624515), (3161, 602980), (3422, 556990), (3815, 499612), (4060, 469463), (4130, 461506), (4234, 450170), (4307, 442540), (5110, 372998), (6322, 301490), (6431, 296380), (6844, 278495), (7630, 249806), (7957, 239540), (8260, 230753), (8468, 225085), (8555, 222796), (8614, 221270), (10220, 186499), (10585, 180068), (11977, 159140), (12644, 150745), (12862, 148190), (14819, 128620), (15260, 124903), (15805, 120596), (15914, 119770), (17110, 111398), (17228, 110635), (21170, 90034), (21535, 88508), (22127, 86140), (23954, 79570), (25724, 74095), (29638, 64310), (30149, 63220), (31610, 60298), (31828, 59885), (32155, 59276), (34220, 55699), (39785, 47908), (42340, 45017), (43070, 44254)]