179245890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28051}}^1$

素因数の和:28135

約数の個数: 48

約数和(自身を含む): 472620096

約数和(自身を除く): 293374206

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 28051, 56102, 84153, 140255, 168306, 252459, 280510, 420765, 504918, 841530, 1262295, 1991621, 2524590, 3983242, 5974863, 9958105, 11949726, 17924589, 19916210, 29874315, 35849178, 59748630, 89622945, 179245890]

約数ペア:

[(1, 179245890), (2, 89622945), (3, 59748630), (5, 35849178), (6, 29874315), (9, 19916210), (10, 17924589), (15, 11949726), (18, 9958105), (30, 5974863), (45, 3983242), (71, 2524590), (90, 1991621), (142, 1262295), (213, 841530), (355, 504918), (426, 420765), (639, 280510), (710, 252459), (1065, 168306), (1278, 140255), (2130, 84153), (3195, 56102), (6390, 28051)]