256326112

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1$

素因数の和:528

約数の個数: 96

約数和(自身を含む): 612057600

約数和(自身を除く): 355731488

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 229, 263, 266, 304, 458, 526, 532, 608, 916, 1052, 1064, 1603, 1832, 1841, 2104, 2128, 3206, 3664, 3682, 4208, 4256, 4351, 4997, 6412, 7328, 7364, 8416, 8702, 9994, 12824, 14728, 17404, 19988, 25648, 29456, 30457, 34808, 34979, 39976, 51296, 58912, 60227, 60914, 69616, 69958, 79952, 120454, 121828, 139232, 139916, 159904, 240908, 243656, 279832, 421589, 481816, 487312, 559664, 843178, 963632, 974624, 1119328, 1144313, 1686356, 1927264, 2288626, 3372712, 4577252, 6745424, 8010191, 9154504, 13490848, 16020382, 18309008, 32040764, 36618016, 64081528, 128163056, 256326112]

約数ペア:

[(1, 256326112), (2, 128163056), (4, 64081528), (7, 36618016), (8, 32040764), (14, 18309008), (16, 16020382), (19, 13490848), (28, 9154504), (32, 8010191), (38, 6745424), (56, 4577252), (76, 3372712), (112, 2288626), (133, 1927264), (152, 1686356), (224, 1144313), (229, 1119328), (263, 974624), (266, 963632), (304, 843178), (458, 559664), (526, 487312), (532, 481816), (608, 421589), (916, 279832), (1052, 243656), (1064, 240908), (1603, 159904), (1832, 139916), (1841, 139232), (2104, 121828), (2128, 120454), (3206, 79952), (3664, 69958), (3682, 69616), (4208, 60914), (4256, 60227), (4351, 58912), (4997, 51296), (6412, 39976), (7328, 34979), (7364, 34808), (8416, 30457), (8702, 29456), (9994, 25648), (12824, 19988), (14728, 17404)]