42696640

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{389}}^1$

素因数の和:427

約数の個数: 112

約数和(自身を含む): 118872000

約数和(自身を除く): 76175360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 389, 392, 448, 490, 560, 686, 778, 784, 980, 1120, 1372, 1556, 1568, 1715, 1945, 1960, 2240, 2723, 2744, 3112, 3136, 3430, 3890, 3920, 5446, 5488, 6224, 6860, 7780, 7840, 10892, 10976, 12448, 13615, 13720, 15560, 15680, 19061, 21784, 21952, 24896, 27230, 27440, 31120, 38122, 43568, 54460, 54880, 62240, 76244, 87136, 95305, 108920, 109760, 124480, 133427, 152488, 174272, 190610, 217840, 266854, 304976, 381220, 435680, 533708, 609952, 667135, 762440, 871360, 1067416, 1219904, 1334270, 1524880, 2134832, 2668540, 3049760, 4269664, 5337080, 6099520, 8539328, 10674160, 21348320, 42696640]

約数ペア:

[(1, 42696640), (2, 21348320), (4, 10674160), (5, 8539328), (7, 6099520), (8, 5337080), (10, 4269664), (14, 3049760), (16, 2668540), (20, 2134832), (28, 1524880), (32, 1334270), (35, 1219904), (40, 1067416), (49, 871360), (56, 762440), (64, 667135), (70, 609952), (80, 533708), (98, 435680), (112, 381220), (140, 304976), (160, 266854), (196, 217840), (224, 190610), (245, 174272), (280, 152488), (320, 133427), (343, 124480), (389, 109760), (392, 108920), (448, 95305), (490, 87136), (560, 76244), (686, 62240), (778, 54880), (784, 54460), (980, 43568), (1120, 38122), (1372, 31120), (1556, 27440), (1568, 27230), (1715, 24896), (1945, 21952), (1960, 21784), (2240, 19061), (2723, 15680), (2744, 15560), (3112, 13720), (3136, 13615), (3430, 12448), (3890, 10976), (3920, 10892), (5446, 7840), (5488, 7780), (6224, 6860)]