72296960

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:965

約数の個数: 80

約数和(自身を含む): 179131392

約数和(自身を除く): 106834432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 911, 992, 1240, 1280, 1822, 1984, 2480, 2560, 3644, 3968, 4555, 4960, 7288, 7936, 9110, 9920, 14576, 15872, 18220, 19840, 28241, 29152, 36440, 39680, 56482, 58304, 72880, 79360, 112964, 116608, 141205, 145760, 225928, 233216, 282410, 291520, 451856, 466432, 564820, 583040, 903712, 1129640, 1166080, 1807424, 2259280, 2332160, 3614848, 4518560, 7229696, 9037120, 14459392, 18074240, 36148480, 72296960]

約数ペア:

[(1, 72296960), (2, 36148480), (4, 18074240), (5, 14459392), (8, 9037120), (10, 7229696), (16, 4518560), (20, 3614848), (31, 2332160), (32, 2259280), (40, 1807424), (62, 1166080), (64, 1129640), (80, 903712), (124, 583040), (128, 564820), (155, 466432), (160, 451856), (248, 291520), (256, 282410), (310, 233216), (320, 225928), (496, 145760), (512, 141205), (620, 116608), (640, 112964), (911, 79360), (992, 72880), (1240, 58304), (1280, 56482), (1822, 39680), (1984, 36440), (2480, 29152), (2560, 28241), (3644, 19840), (3968, 18220), (4555, 15872), (4960, 14576), (7288, 9920), (7936, 9110)]