30262040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 72783360

約数和(自身を除く): 42521320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 191, 233, 340, 382, 466, 680, 764, 932, 955, 1165, 1528, 1864, 1910, 2330, 3247, 3820, 3961, 4660, 6494, 7640, 7922, 9320, 12988, 15844, 16235, 19805, 25976, 31688, 32470, 39610, 44503, 64940, 79220, 89006, 129880, 158440, 178012, 222515, 356024, 445030, 756551, 890060, 1513102, 1780120, 3026204, 3782755, 6052408, 7565510, 15131020, 30262040]

約数ペア:

[(1, 30262040), (2, 15131020), (4, 7565510), (5, 6052408), (8, 3782755), (10, 3026204), (17, 1780120), (20, 1513102), (34, 890060), (40, 756551), (68, 445030), (85, 356024), (136, 222515), (170, 178012), (191, 158440), (233, 129880), (340, 89006), (382, 79220), (466, 64940), (680, 44503), (764, 39610), (932, 32470), (955, 31688), (1165, 25976), (1528, 19805), (1864, 16235), (1910, 15844), (2330, 12988), (3247, 9320), (3820, 7922), (3961, 7640), (4660, 6494)]