1902279960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{107839}}^1$

素因数の和:107870

約数の個数: 144

約数和(自身を含む): 7191849600

約数和(自身を除く): 5289569640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 107839, 215678, 323517, 431356, 539195, 647034, 754873, 862712, 970551, 1078390, 1294068, 1509746, 1617585, 1941102, 2156780, 2264619, 2588136, 3019492, 3235170, 3774365, 3882204, 4313560, 4529238, 4852755, 5284111, 6038984, 6470340, 6793857, 7548730, 7764408, 9058476, 9705510, 10568222, 11323095, 12940680, 13587714, 15097460, 15852333, 18116952, 19411020, 21136444, 22646190, 26420555, 27175428, 30194920, 31704666, 33969285, 38822040, 42272888, 45292380, 47556999, 52841110, 54350856, 63409332, 67938570, 79261665, 90584760, 95113998, 105682220, 126818664, 135877140, 158523330, 190227996, 211364440, 237784995, 271754280, 317046660, 380455992, 475569990, 634093320, 951139980, 1902279960]

約数ペア:

[(1, 1902279960), (2, 951139980), (3, 634093320), (4, 475569990), (5, 380455992), (6, 317046660), (7, 271754280), (8, 237784995), (9, 211364440), (10, 190227996), (12, 158523330), (14, 135877140), (15, 126818664), (18, 105682220), (20, 95113998), (21, 90584760), (24, 79261665), (28, 67938570), (30, 63409332), (35, 54350856), (36, 52841110), (40, 47556999), (42, 45292380), (45, 42272888), (49, 38822040), (56, 33969285), (60, 31704666), (63, 30194920), (70, 27175428), (72, 26420555), (84, 22646190), (90, 21136444), (98, 19411020), (105, 18116952), (120, 15852333), (126, 15097460), (140, 13587714), (147, 12940680), (168, 11323095), (180, 10568222), (196, 9705510), (210, 9058476), (245, 7764408), (252, 7548730), (280, 6793857), (294, 6470340), (315, 6038984), (360, 5284111), (392, 4852755), (420, 4529238), (441, 4313560), (490, 3882204), (504, 3774365), (588, 3235170), (630, 3019492), (735, 2588136), (840, 2264619), (882, 2156780), (980, 1941102), (1176, 1617585), (1260, 1509746), (1470, 1294068), (1764, 1078390), (1960, 970551), (2205, 862712), (2520, 754873), (2940, 647034), (3528, 539195), (4410, 431356), (5880, 323517), (8820, 215678), (17640, 107839)]