30848720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1828

約数の個数: 80

約数和(自身を含む): 84661248

約数和(自身を除く): 53812528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 1777, 2170, 2480, 3472, 3554, 4340, 7108, 8680, 8885, 12439, 14216, 17360, 17770, 24878, 28432, 35540, 49756, 55087, 62195, 71080, 99512, 110174, 124390, 142160, 199024, 220348, 248780, 275435, 385609, 440696, 497560, 550870, 771218, 881392, 995120, 1101740, 1542436, 1928045, 2203480, 3084872, 3856090, 4406960, 6169744, 7712180, 15424360, 30848720]

約数ペア:

[(1, 30848720), (2, 15424360), (4, 7712180), (5, 6169744), (7, 4406960), (8, 3856090), (10, 3084872), (14, 2203480), (16, 1928045), (20, 1542436), (28, 1101740), (31, 995120), (35, 881392), (40, 771218), (56, 550870), (62, 497560), (70, 440696), (80, 385609), (112, 275435), (124, 248780), (140, 220348), (155, 199024), (217, 142160), (248, 124390), (280, 110174), (310, 99512), (434, 71080), (496, 62195), (560, 55087), (620, 49756), (868, 35540), (1085, 28432), (1240, 24878), (1736, 17770), (1777, 17360), (2170, 14216), (2480, 12439), (3472, 8885), (3554, 8680), (4340, 7108)]