30381760

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{263}}^1$

素因数の和:318

約数の個数: 84

約数和(自身を含む): 76645008

約数和(自身を除く): 46263248

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 263, 304, 320, 361, 380, 526, 608, 722, 760, 1052, 1216, 1315, 1444, 1520, 1805, 2104, 2630, 2888, 3040, 3610, 4208, 4997, 5260, 5776, 6080, 7220, 8416, 9994, 10520, 11552, 14440, 16832, 19988, 21040, 23104, 24985, 28880, 39976, 42080, 49970, 57760, 79952, 84160, 94943, 99940, 115520, 159904, 189886, 199880, 319808, 379772, 399760, 474715, 759544, 799520, 949430, 1519088, 1599040, 1898860, 3038176, 3797720, 6076352, 7595440, 15190880, 30381760]

約数ペア:

[(1, 30381760), (2, 15190880), (4, 7595440), (5, 6076352), (8, 3797720), (10, 3038176), (16, 1898860), (19, 1599040), (20, 1519088), (32, 949430), (38, 799520), (40, 759544), (64, 474715), (76, 399760), (80, 379772), (95, 319808), (152, 199880), (160, 189886), (190, 159904), (263, 115520), (304, 99940), (320, 94943), (361, 84160), (380, 79952), (526, 57760), (608, 49970), (722, 42080), (760, 39976), (1052, 28880), (1216, 24985), (1315, 23104), (1444, 21040), (1520, 19988), (1805, 16832), (2104, 14440), (2630, 11552), (2888, 10520), (3040, 9994), (3610, 8416), (4208, 7220), (4997, 6080), (5260, 5776)]