155379280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7499}}^1$

素因数の和:7556

約数の個数: 80

約数和(自身を含む): 424080000

約数和(自身を除く): 268700720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 4144, 5180, 7499, 10360, 14998, 20720, 29996, 37495, 52493, 59992, 74990, 104986, 119984, 149980, 209972, 262465, 277463, 299960, 419944, 524930, 554926, 599920, 839888, 1049860, 1109852, 1387315, 1942241, 2099720, 2219704, 2774630, 3884482, 4199440, 4439408, 5549260, 7768964, 9711205, 11098520, 15537928, 19422410, 22197040, 31075856, 38844820, 77689640, 155379280]

約数ペア:

[(1, 155379280), (2, 77689640), (4, 38844820), (5, 31075856), (7, 22197040), (8, 19422410), (10, 15537928), (14, 11098520), (16, 9711205), (20, 7768964), (28, 5549260), (35, 4439408), (37, 4199440), (40, 3884482), (56, 2774630), (70, 2219704), (74, 2099720), (80, 1942241), (112, 1387315), (140, 1109852), (148, 1049860), (185, 839888), (259, 599920), (280, 554926), (296, 524930), (370, 419944), (518, 299960), (560, 277463), (592, 262465), (740, 209972), (1036, 149980), (1295, 119984), (1480, 104986), (2072, 74990), (2590, 59992), (2960, 52493), (4144, 37495), (5180, 29996), (7499, 20720), (10360, 14998)]