167402740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{21407}}^1$

素因数の和:21456

約数の個数: 48

約数和(自身を含む): 388426752

約数和(自身を除く): 221024012

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 21407, 42814, 85628, 107035, 214070, 363919, 428140, 492361, 727838, 984722, 1455676, 1819595, 1969444, 2461805, 3639190, 4923610, 7278380, 8370137, 9847220, 16740274, 33480548, 41850685, 83701370, 167402740]

約数ペア:

[(1, 167402740), (2, 83701370), (4, 41850685), (5, 33480548), (10, 16740274), (17, 9847220), (20, 8370137), (23, 7278380), (34, 4923610), (46, 3639190), (68, 2461805), (85, 1969444), (92, 1819595), (115, 1455676), (170, 984722), (230, 727838), (340, 492361), (391, 428140), (460, 363919), (782, 214070), (1564, 107035), (1955, 85628), (3910, 42814), (7820, 21407)]