9950720

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 120

約数和(自身を含む): 26958096

約数和(自身を除く): 17007376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 169, 184, 208, 230, 256, 260, 299, 320, 338, 368, 416, 460, 512, 520, 598, 640, 676, 736, 832, 845, 920, 1040, 1196, 1280, 1352, 1472, 1495, 1664, 1690, 1840, 2080, 2392, 2560, 2704, 2944, 2990, 3328, 3380, 3680, 3887, 4160, 4784, 5408, 5888, 5980, 6656, 6760, 7360, 7774, 8320, 9568, 10816, 11776, 11960, 13520, 14720, 15548, 16640, 19136, 19435, 21632, 23920, 27040, 29440, 31096, 33280, 38272, 38870, 43264, 47840, 54080, 58880, 62192, 76544, 77740, 86528, 95680, 108160, 124384, 153088, 155480, 191360, 216320, 248768, 310960, 382720, 432640, 497536, 621920, 765440, 995072, 1243840, 1990144, 2487680, 4975360, 9950720]

約数ペア:

[(1, 9950720), (2, 4975360), (4, 2487680), (5, 1990144), (8, 1243840), (10, 995072), (13, 765440), (16, 621920), (20, 497536), (23, 432640), (26, 382720), (32, 310960), (40, 248768), (46, 216320), (52, 191360), (64, 155480), (65, 153088), (80, 124384), (92, 108160), (104, 95680), (115, 86528), (128, 77740), (130, 76544), (160, 62192), (169, 58880), (184, 54080), (208, 47840), (230, 43264), (256, 38870), (260, 38272), (299, 33280), (320, 31096), (338, 29440), (368, 27040), (416, 23920), (460, 21632), (512, 19435), (520, 19136), (598, 16640), (640, 15548), (676, 14720), (736, 13520), (832, 11960), (845, 11776), (920, 10816), (1040, 9568), (1196, 8320), (1280, 7774), (1352, 7360), (1472, 6760), (1495, 6656), (1664, 5980), (1690, 5888), (1840, 5408), (2080, 4784), (2392, 4160), (2560, 3887), (2704, 3680), (2944, 3380), (2990, 3328)]