128243200

素因数分解:

$2^9\times 5^2\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:304

約数の個数: 120

約数和(自身を含む): 326517048

約数和(自身を除く): 198273848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 172, 200, 215, 233, 256, 320, 344, 400, 430, 466, 512, 640, 688, 800, 860, 932, 1075, 1165, 1280, 1376, 1600, 1720, 1864, 2150, 2330, 2560, 2752, 3200, 3440, 3728, 4300, 4660, 5504, 5825, 6400, 6880, 7456, 8600, 9320, 10019, 11008, 11650, 12800, 13760, 14912, 17200, 18640, 20038, 22016, 23300, 27520, 29824, 34400, 37280, 40076, 46600, 50095, 55040, 59648, 68800, 74560, 80152, 93200, 100190, 110080, 119296, 137600, 149120, 160304, 186400, 200380, 250475, 275200, 298240, 320608, 372800, 400760, 500950, 550400, 596480, 641216, 745600, 801520, 1001900, 1282432, 1491200, 1603040, 2003800, 2564864, 2982400, 3206080, 4007600, 5129728, 6412160, 8015200, 12824320, 16030400, 25648640, 32060800, 64121600, 128243200]

約数ペア:

[(1, 128243200), (2, 64121600), (4, 32060800), (5, 25648640), (8, 16030400), (10, 12824320), (16, 8015200), (20, 6412160), (25, 5129728), (32, 4007600), (40, 3206080), (43, 2982400), (50, 2564864), (64, 2003800), (80, 1603040), (86, 1491200), (100, 1282432), (128, 1001900), (160, 801520), (172, 745600), (200, 641216), (215, 596480), (233, 550400), (256, 500950), (320, 400760), (344, 372800), (400, 320608), (430, 298240), (466, 275200), (512, 250475), (640, 200380), (688, 186400), (800, 160304), (860, 149120), (932, 137600), (1075, 119296), (1165, 110080), (1280, 100190), (1376, 93200), (1600, 80152), (1720, 74560), (1864, 68800), (2150, 59648), (2330, 55040), (2560, 50095), (2752, 46600), (3200, 40076), (3440, 37280), (3728, 34400), (4300, 29824), (4660, 27520), (5504, 23300), (5825, 22016), (6400, 20038), (6880, 18640), (7456, 17200), (8600, 14912), (9320, 13760), (10019, 12800), (11008, 11650)]