30897440

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{563}}^1$

素因数の和:599

約数の個数: 96

約数和(自身を含む): 85276800

約数和(自身を除く): 54379360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 563, 686, 784, 980, 1120, 1126, 1372, 1568, 1715, 1960, 2252, 2744, 2815, 3430, 3920, 3941, 4504, 5488, 5630, 6860, 7840, 7882, 9008, 10976, 11260, 13720, 15764, 18016, 19705, 22520, 27440, 27587, 31528, 39410, 45040, 54880, 55174, 63056, 78820, 90080, 110348, 126112, 137935, 157640, 193109, 220696, 275870, 315280, 386218, 441392, 551740, 630560, 772436, 882784, 965545, 1103480, 1544872, 1931090, 2206960, 3089744, 3862180, 4413920, 6179488, 7724360, 15448720, 30897440]

約数ペア:

[(1, 30897440), (2, 15448720), (4, 7724360), (5, 6179488), (7, 4413920), (8, 3862180), (10, 3089744), (14, 2206960), (16, 1931090), (20, 1544872), (28, 1103480), (32, 965545), (35, 882784), (40, 772436), (49, 630560), (56, 551740), (70, 441392), (80, 386218), (98, 315280), (112, 275870), (140, 220696), (160, 193109), (196, 157640), (224, 137935), (245, 126112), (280, 110348), (343, 90080), (392, 78820), (490, 63056), (560, 55174), (563, 54880), (686, 45040), (784, 39410), (980, 31528), (1120, 27587), (1126, 27440), (1372, 22520), (1568, 19705), (1715, 18016), (1960, 15764), (2252, 13720), (2744, 11260), (2815, 10976), (3430, 9008), (3920, 7882), (3941, 7840), (4504, 6860), (5488, 5630)]