20120316

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 54432000

約数和(自身を除く): 34311684

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 29, 34, 38, 51, 57, 58, 68, 76, 87, 102, 114, 116, 174, 179, 204, 228, 323, 348, 358, 493, 537, 551, 646, 716, 969, 986, 1074, 1102, 1292, 1479, 1653, 1938, 1972, 2148, 2204, 2958, 3043, 3306, 3401, 3876, 5191, 5916, 6086, 6612, 6802, 9129, 9367, 10203, 10382, 12172, 13604, 15573, 18258, 18734, 20406, 20764, 28101, 31146, 36516, 37468, 40812, 56202, 57817, 62292, 88247, 98629, 112404, 115634, 173451, 176494, 197258, 231268, 264741, 295887, 346902, 352988, 394516, 529482, 591774, 693804, 1058964, 1183548, 1676693, 3353386, 5030079, 6706772, 10060158, 20120316]

約数ペア:

[(1, 20120316), (2, 10060158), (3, 6706772), (4, 5030079), (6, 3353386), (12, 1676693), (17, 1183548), (19, 1058964), (29, 693804), (34, 591774), (38, 529482), (51, 394516), (57, 352988), (58, 346902), (68, 295887), (76, 264741), (87, 231268), (102, 197258), (114, 176494), (116, 173451), (174, 115634), (179, 112404), (204, 98629), (228, 88247), (323, 62292), (348, 57817), (358, 56202), (493, 40812), (537, 37468), (551, 36516), (646, 31146), (716, 28101), (969, 20764), (986, 20406), (1074, 18734), (1102, 18258), (1292, 15573), (1479, 13604), (1653, 12172), (1938, 10382), (1972, 10203), (2148, 9367), (2204, 9129), (2958, 6802), (3043, 6612), (3306, 6086), (3401, 5916), (3876, 5191)]