398563560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25747}}^1$

素因数の和:25807

約数の個数: 96

約数和(自身を含む): 1325507040

約数和(自身を除く): 926943480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 25747, 51494, 77241, 102988, 128735, 154482, 205976, 231723, 257470, 308964, 386205, 463446, 514940, 617928, 772410, 926892, 1029880, 1107121, 1158615, 1544820, 1853784, 2214242, 2317230, 3089640, 3321363, 4428484, 4634460, 5535605, 6642726, 8856968, 9268920, 9964089, 11071210, 13285452, 16606815, 19928178, 22142420, 26570904, 33213630, 39856356, 44284840, 49820445, 66427260, 79712712, 99640890, 132854520, 199281780, 398563560]

約数ペア:

[(1, 398563560), (2, 199281780), (3, 132854520), (4, 99640890), (5, 79712712), (6, 66427260), (8, 49820445), (9, 44284840), (10, 39856356), (12, 33213630), (15, 26570904), (18, 22142420), (20, 19928178), (24, 16606815), (30, 13285452), (36, 11071210), (40, 9964089), (43, 9268920), (45, 8856968), (60, 6642726), (72, 5535605), (86, 4634460), (90, 4428484), (120, 3321363), (129, 3089640), (172, 2317230), (180, 2214242), (215, 1853784), (258, 1544820), (344, 1158615), (360, 1107121), (387, 1029880), (430, 926892), (516, 772410), (645, 617928), (774, 514940), (860, 463446), (1032, 386205), (1290, 308964), (1548, 257470), (1720, 231723), (1935, 205976), (2580, 154482), (3096, 128735), (3870, 102988), (5160, 77241), (7740, 51494), (15480, 25747)]