121090960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 293409792

約数和(自身を除く): 172318832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 157, 248, 310, 311, 314, 496, 620, 622, 628, 785, 1240, 1244, 1256, 1555, 1570, 2480, 2488, 2512, 3110, 3140, 4867, 4976, 6220, 6280, 9641, 9734, 12440, 12560, 19282, 19468, 24335, 24880, 38564, 38936, 48205, 48670, 48827, 77128, 77872, 96410, 97340, 97654, 154256, 192820, 194680, 195308, 244135, 385640, 389360, 390616, 488270, 771280, 781232, 976540, 1513637, 1953080, 3027274, 3906160, 6054548, 7568185, 12109096, 15136370, 24218192, 30272740, 60545480, 121090960]

約数ペア:

[(1, 121090960), (2, 60545480), (4, 30272740), (5, 24218192), (8, 15136370), (10, 12109096), (16, 7568185), (20, 6054548), (31, 3906160), (40, 3027274), (62, 1953080), (80, 1513637), (124, 976540), (155, 781232), (157, 771280), (248, 488270), (310, 390616), (311, 389360), (314, 385640), (496, 244135), (620, 195308), (622, 194680), (628, 192820), (785, 154256), (1240, 97654), (1244, 97340), (1256, 96410), (1555, 77872), (1570, 77128), (2480, 48827), (2488, 48670), (2512, 48205), (3110, 38936), (3140, 38564), (4867, 24880), (4976, 24335), (6220, 19468), (6280, 19282), (9641, 12560), (9734, 12440)]