30076240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 75352320

約数和(自身を除く): 45276080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 421, 470, 752, 760, 842, 893, 940, 1520, 1684, 1786, 1880, 2105, 3368, 3572, 3760, 4210, 4465, 6736, 7144, 7999, 8420, 8930, 14288, 15998, 16840, 17860, 19787, 31996, 33680, 35720, 39574, 39995, 63992, 71440, 79148, 79990, 98935, 127984, 158296, 159980, 197870, 316592, 319960, 375953, 395740, 639920, 751906, 791480, 1503812, 1582960, 1879765, 3007624, 3759530, 6015248, 7519060, 15038120, 30076240]

約数ペア:

[(1, 30076240), (2, 15038120), (4, 7519060), (5, 6015248), (8, 3759530), (10, 3007624), (16, 1879765), (19, 1582960), (20, 1503812), (38, 791480), (40, 751906), (47, 639920), (76, 395740), (80, 375953), (94, 319960), (95, 316592), (152, 197870), (188, 159980), (190, 158296), (235, 127984), (304, 98935), (376, 79990), (380, 79148), (421, 71440), (470, 63992), (752, 39995), (760, 39574), (842, 35720), (893, 33680), (940, 31996), (1520, 19787), (1684, 17860), (1786, 16840), (1880, 15998), (2105, 14288), (3368, 8930), (3572, 8420), (3760, 7999), (4210, 7144), (4465, 6736)]