355136656

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1993}}^1$

素因数の和:2088

約数の個数: 80

約数和(自身を含む): 826824064

約数和(自身を除く): 471687408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 43, 56, 74, 86, 112, 148, 172, 259, 296, 301, 344, 518, 592, 602, 688, 1036, 1204, 1591, 1993, 2072, 2408, 3182, 3986, 4144, 4816, 6364, 7972, 11137, 12728, 13951, 15944, 22274, 25456, 27902, 31888, 44548, 55804, 73741, 85699, 89096, 111608, 147482, 171398, 178192, 223216, 294964, 342796, 516187, 589928, 599893, 685592, 1032374, 1179856, 1199786, 1371184, 2064748, 2399572, 3170863, 4129496, 4799144, 6341726, 8258992, 9598288, 12683452, 22196041, 25366904, 44392082, 50733808, 88784164, 177568328, 355136656]

約数ペア:

[(1, 355136656), (2, 177568328), (4, 88784164), (7, 50733808), (8, 44392082), (14, 25366904), (16, 22196041), (28, 12683452), (37, 9598288), (43, 8258992), (56, 6341726), (74, 4799144), (86, 4129496), (112, 3170863), (148, 2399572), (172, 2064748), (259, 1371184), (296, 1199786), (301, 1179856), (344, 1032374), (518, 685592), (592, 599893), (602, 589928), (688, 516187), (1036, 342796), (1204, 294964), (1591, 223216), (1993, 178192), (2072, 171398), (2408, 147482), (3182, 111608), (3986, 89096), (4144, 85699), (4816, 73741), (6364, 55804), (7972, 44548), (11137, 31888), (12728, 27902), (13951, 25456), (15944, 22274)]