177863140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:666

約数の個数: 144

約数和(自身を含む): 489065472

約数和(自身を除く): 311202332

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 49, 52, 65, 70, 91, 92, 98, 115, 130, 140, 161, 182, 196, 230, 245, 260, 299, 322, 364, 455, 460, 490, 598, 607, 637, 644, 805, 910, 980, 1127, 1196, 1214, 1274, 1495, 1610, 1820, 2093, 2254, 2428, 2548, 2990, 3035, 3185, 3220, 4186, 4249, 4508, 5635, 5980, 6070, 6370, 7891, 8372, 8498, 10465, 11270, 12140, 12740, 13961, 14651, 15782, 16996, 20930, 21245, 22540, 27922, 29302, 29743, 31564, 39455, 41860, 42490, 55237, 55844, 58604, 59486, 69805, 73255, 78910, 84980, 97727, 110474, 118972, 139610, 146510, 148715, 157820, 181493, 195454, 220948, 276185, 279220, 293020, 297430, 362986, 386659, 390908, 488635, 552370, 594860, 684089, 725972, 773318, 907465, 977270, 1104740, 1270451, 1368178, 1546636, 1814930, 1933295, 1954540, 2540902, 2736356, 3420445, 3629860, 3866590, 5081804, 6352255, 6840890, 7733180, 8893157, 12704510, 13681780, 17786314, 25409020, 35572628, 44465785, 88931570, 177863140]

約数ペア:

[(1, 177863140), (2, 88931570), (4, 44465785), (5, 35572628), (7, 25409020), (10, 17786314), (13, 13681780), (14, 12704510), (20, 8893157), (23, 7733180), (26, 6840890), (28, 6352255), (35, 5081804), (46, 3866590), (49, 3629860), (52, 3420445), (65, 2736356), (70, 2540902), (91, 1954540), (92, 1933295), (98, 1814930), (115, 1546636), (130, 1368178), (140, 1270451), (161, 1104740), (182, 977270), (196, 907465), (230, 773318), (245, 725972), (260, 684089), (299, 594860), (322, 552370), (364, 488635), (455, 390908), (460, 386659), (490, 362986), (598, 297430), (607, 293020), (637, 279220), (644, 276185), (805, 220948), (910, 195454), (980, 181493), (1127, 157820), (1196, 148715), (1214, 146510), (1274, 139610), (1495, 118972), (1610, 110474), (1820, 97727), (2093, 84980), (2254, 78910), (2428, 73255), (2548, 69805), (2990, 59486), (3035, 58604), (3185, 55844), (3220, 55237), (4186, 42490), (4249, 41860), (4508, 39455), (5635, 31564), (5980, 29743), (6070, 29302), (6370, 27922), (7891, 22540), (8372, 21245), (8498, 20930), (10465, 16996), (11270, 15782), (12140, 14651), (12740, 13961)]