191988720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3463}}^1$

素因数の和:3500

約数の個数: 240

約数和(自身を含む): 804091392

約数和(自身を除く): 612102672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3463, 3465, 3696, 3960, 4620, 5040, 5544, 6160, 6926, 6930, 7920, 9240, 10389, 11088, 13852, 13860, 17315, 18480, 20778, 24241, 27704, 27720, 31167, 34630, 38093, 41556, 48482, 51945, 55408, 55440, 62334, 69260, 72723, 76186, 83112, 96964, 103890, 114279, 121205, 124668, 138520, 145446, 152372, 155835, 166224, 190465, 193928, 207780, 218169, 228558, 242410, 249336, 266651, 277040, 290892, 304744, 311670, 342837, 363615, 380930, 387856, 415560, 436338, 457116, 484820, 498672, 533302, 571395, 581784, 609488, 623340, 685674, 727230, 761860, 799953, 831120, 872676, 914232, 969640, 1066604, 1090845, 1142790, 1163568, 1246680, 1333255, 1371348, 1454460, 1523720, 1599906, 1714185, 1745352, 1828464, 1939280, 2133208, 2181690, 2285580, 2399859, 2493360, 2666510, 2742696, 2908920, 3047440, 3199812, 3428370, 3490704, 3999765, 4266416, 4363380, 4571160, 4799718, 5333020, 5485392, 5817840, 6399624, 6856740, 7999530, 8726760, 9142320, 9599436, 10666040, 11999295, 12799248, 13713480, 15999060, 17453520, 19198872, 21332080, 23998590, 27426960, 31998120, 38397744, 47997180, 63996240, 95994360, 191988720]

約数ペア:

[(1, 191988720), (2, 95994360), (3, 63996240), (4, 47997180), (5, 38397744), (6, 31998120), (7, 27426960), (8, 23998590), (9, 21332080), (10, 19198872), (11, 17453520), (12, 15999060), (14, 13713480), (15, 12799248), (16, 11999295), (18, 10666040), (20, 9599436), (21, 9142320), (22, 8726760), (24, 7999530), (28, 6856740), (30, 6399624), (33, 5817840), (35, 5485392), (36, 5333020), (40, 4799718), (42, 4571160), (44, 4363380), (45, 4266416), (48, 3999765), (55, 3490704), (56, 3428370), (60, 3199812), (63, 3047440), (66, 2908920), (70, 2742696), (72, 2666510), (77, 2493360), (80, 2399859), (84, 2285580), (88, 2181690), (90, 2133208), (99, 1939280), (105, 1828464), (110, 1745352), (112, 1714185), (120, 1599906), (126, 1523720), (132, 1454460), (140, 1371348), (144, 1333255), (154, 1246680), (165, 1163568), (168, 1142790), (176, 1090845), (180, 1066604), (198, 969640), (210, 914232), (220, 872676), (231, 831120), (240, 799953), (252, 761860), (264, 727230), (280, 685674), (308, 623340), (315, 609488), (330, 581784), (336, 571395), (360, 533302), (385, 498672), (396, 484820), (420, 457116), (440, 436338), (462, 415560), (495, 387856), (504, 380930), (528, 363615), (560, 342837), (616, 311670), (630, 304744), (660, 290892), (693, 277040), (720, 266651), (770, 249336), (792, 242410), (840, 228558), (880, 218169), (924, 207780), (990, 193928), (1008, 190465), (1155, 166224), (1232, 155835), (1260, 152372), (1320, 145446), (1386, 138520), (1540, 124668), (1584, 121205), (1680, 114279), (1848, 103890), (1980, 96964), (2310, 83112), (2520, 76186), (2640, 72723), (2772, 69260), (3080, 62334), (3463, 55440), (3465, 55408), (3696, 51945), (3960, 48482), (4620, 41556), (5040, 38093), (5544, 34630), (6160, 31167), (6926, 27720), (6930, 27704), (7920, 24241), (9240, 20778), (10389, 18480), (11088, 17315), (13852, 13860)]