254350096

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15881}}^1$

素因数の和:15920

約数の個数: 80

約数和(自身を含む): 661707648

約数和(自身を除く): 407357552

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1232, 1456, 2002, 2288, 4004, 8008, 15881, 16016, 31762, 63524, 111167, 127048, 174691, 206453, 222334, 254096, 349382, 412906, 444668, 698764, 825812, 889336, 1222837, 1397528, 1445171, 1651624, 1778672, 2270983, 2445674, 2795056, 2890342, 3303248, 4541966, 4891348, 5780684, 9083932, 9782696, 11561368, 15896881, 18167864, 19565392, 23122736, 31793762, 36335728, 63587524, 127175048, 254350096]

約数ペア:

[(1, 254350096), (2, 127175048), (4, 63587524), (7, 36335728), (8, 31793762), (11, 23122736), (13, 19565392), (14, 18167864), (16, 15896881), (22, 11561368), (26, 9782696), (28, 9083932), (44, 5780684), (52, 4891348), (56, 4541966), (77, 3303248), (88, 2890342), (91, 2795056), (104, 2445674), (112, 2270983), (143, 1778672), (154, 1651624), (176, 1445171), (182, 1397528), (208, 1222837), (286, 889336), (308, 825812), (364, 698764), (572, 444668), (616, 412906), (728, 349382), (1001, 254096), (1144, 222334), (1232, 206453), (1456, 174691), (2002, 127048), (2288, 111167), (4004, 63524), (8008, 31762), (15881, 16016)]