72379120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 184889952

約数和(自身を除く): 112510832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 233, 353, 440, 466, 706, 880, 932, 1165, 1412, 1765, 1864, 2330, 2563, 2824, 3530, 3728, 3883, 4660, 5126, 5648, 7060, 7766, 9320, 10252, 12815, 14120, 15532, 18640, 19415, 20504, 25630, 28240, 31064, 38830, 41008, 51260, 62128, 77660, 82249, 102520, 155320, 164498, 205040, 310640, 328996, 411245, 657992, 822490, 904739, 1315984, 1644980, 1809478, 3289960, 3618956, 4523695, 6579920, 7237912, 9047390, 14475824, 18094780, 36189560, 72379120]

約数ペア:

[(1, 72379120), (2, 36189560), (4, 18094780), (5, 14475824), (8, 9047390), (10, 7237912), (11, 6579920), (16, 4523695), (20, 3618956), (22, 3289960), (40, 1809478), (44, 1644980), (55, 1315984), (80, 904739), (88, 822490), (110, 657992), (176, 411245), (220, 328996), (233, 310640), (353, 205040), (440, 164498), (466, 155320), (706, 102520), (880, 82249), (932, 77660), (1165, 62128), (1412, 51260), (1765, 41008), (1864, 38830), (2330, 31064), (2563, 28240), (2824, 25630), (3530, 20504), (3728, 19415), (3883, 18640), (4660, 15532), (5126, 14120), (5648, 12815), (7060, 10252), (7766, 9320)]