30298720

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{463}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 71910720

約数和(自身を除く): 41612000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 463, 818, 926, 1636, 1852, 2045, 2315, 3272, 3704, 4090, 4630, 6544, 7408, 8180, 9260, 13088, 14816, 16360, 18520, 32720, 37040, 65440, 74080, 189367, 378734, 757468, 946835, 1514936, 1893670, 3029872, 3787340, 6059744, 7574680, 15149360, 30298720]

約数ペア:

[(1, 30298720), (2, 15149360), (4, 7574680), (5, 6059744), (8, 3787340), (10, 3029872), (16, 1893670), (20, 1514936), (32, 946835), (40, 757468), (80, 378734), (160, 189367), (409, 74080), (463, 65440), (818, 37040), (926, 32720), (1636, 18520), (1852, 16360), (2045, 14816), (2315, 13088), (3272, 9260), (3704, 8180), (4090, 7408), (4630, 6544)]