30357320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{599}}^1$

素因数の和:798

約数の個数: 64

約数和(自身を含む): 78624000

約数和(自身を除く): 48266680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 181, 280, 362, 599, 724, 905, 1198, 1267, 1448, 1810, 2396, 2534, 2995, 3620, 4193, 4792, 5068, 5990, 6335, 7240, 8386, 10136, 11980, 12670, 16772, 20965, 23960, 25340, 33544, 41930, 50680, 83860, 108419, 167720, 216838, 433676, 542095, 758933, 867352, 1084190, 1517866, 2168380, 3035732, 3794665, 4336760, 6071464, 7589330, 15178660, 30357320]

約数ペア:

[(1, 30357320), (2, 15178660), (4, 7589330), (5, 6071464), (7, 4336760), (8, 3794665), (10, 3035732), (14, 2168380), (20, 1517866), (28, 1084190), (35, 867352), (40, 758933), (56, 542095), (70, 433676), (140, 216838), (181, 167720), (280, 108419), (362, 83860), (599, 50680), (724, 41930), (905, 33544), (1198, 25340), (1267, 23960), (1448, 20965), (1810, 16772), (2396, 12670), (2534, 11980), (2995, 10136), (3620, 8386), (4193, 7240), (4792, 6335), (5068, 5990)]