210829840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2777}}^1$

素因数の和:2876

約数の個数: 80

約数和(自身を含む): 535309488

約数和(自身を除く): 324479648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 584, 730, 949, 1040, 1168, 1460, 1898, 2777, 2920, 3796, 4745, 5554, 5840, 7592, 9490, 11108, 13885, 15184, 18980, 22216, 27770, 36101, 37960, 44432, 55540, 72202, 75920, 111080, 144404, 180505, 202721, 222160, 288808, 361010, 405442, 577616, 722020, 810884, 1013605, 1444040, 1621768, 2027210, 2635373, 2888080, 3243536, 4054420, 5270746, 8108840, 10541492, 13176865, 16217680, 21082984, 26353730, 42165968, 52707460, 105414920, 210829840]

約数ペア:

[(1, 210829840), (2, 105414920), (4, 52707460), (5, 42165968), (8, 26353730), (10, 21082984), (13, 16217680), (16, 13176865), (20, 10541492), (26, 8108840), (40, 5270746), (52, 4054420), (65, 3243536), (73, 2888080), (80, 2635373), (104, 2027210), (130, 1621768), (146, 1444040), (208, 1013605), (260, 810884), (292, 722020), (365, 577616), (520, 405442), (584, 361010), (730, 288808), (949, 222160), (1040, 202721), (1168, 180505), (1460, 144404), (1898, 111080), (2777, 75920), (2920, 72202), (3796, 55540), (4745, 44432), (5554, 37960), (5840, 36101), (7592, 27770), (9490, 22216), (11108, 18980), (13885, 15184)]