142302640

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:410

約数の個数: 80

約数和(自身を含む): 339978240

約数和(自身を除く): 197675600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 139, 191, 268, 278, 335, 382, 536, 556, 670, 695, 764, 955, 1072, 1112, 1340, 1390, 1528, 1910, 2224, 2680, 2780, 3056, 3820, 5360, 5560, 7640, 9313, 11120, 12797, 15280, 18626, 25594, 26549, 37252, 46565, 51188, 53098, 63985, 74504, 93130, 102376, 106196, 127970, 132745, 149008, 186260, 204752, 212392, 255940, 265490, 372520, 424784, 511880, 530980, 745040, 1023760, 1061960, 1778783, 2123920, 3557566, 7115132, 8893915, 14230264, 17787830, 28460528, 35575660, 71151320, 142302640]

約数ペア:

[(1, 142302640), (2, 71151320), (4, 35575660), (5, 28460528), (8, 17787830), (10, 14230264), (16, 8893915), (20, 7115132), (40, 3557566), (67, 2123920), (80, 1778783), (134, 1061960), (139, 1023760), (191, 745040), (268, 530980), (278, 511880), (335, 424784), (382, 372520), (536, 265490), (556, 255940), (670, 212392), (695, 204752), (764, 186260), (955, 149008), (1072, 132745), (1112, 127970), (1340, 106196), (1390, 102376), (1528, 93130), (1910, 74504), (2224, 63985), (2680, 53098), (2780, 51188), (3056, 46565), (3820, 37252), (5360, 26549), (5560, 25594), (7640, 18626), (9313, 15280), (11120, 12797)]