128426472

素因数分解:

$2^3\times 3^6\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 168

約数和(自身を含む): 387282690

約数和(自身を除く): 258856218

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 61, 72, 76, 81, 108, 114, 122, 152, 162, 171, 183, 216, 228, 243, 244, 324, 342, 361, 366, 456, 486, 488, 513, 549, 648, 684, 722, 729, 732, 972, 1026, 1083, 1098, 1159, 1368, 1444, 1458, 1464, 1539, 1647, 1944, 2052, 2166, 2196, 2318, 2888, 2916, 3078, 3249, 3294, 3477, 4104, 4332, 4392, 4617, 4636, 4941, 5832, 6156, 6498, 6588, 6954, 8664, 9234, 9272, 9747, 9882, 10431, 12312, 12996, 13176, 13851, 13908, 14823, 18468, 19494, 19764, 20862, 22021, 25992, 27702, 27816, 29241, 29646, 31293, 36936, 38988, 39528, 41724, 44042, 44469, 55404, 58482, 59292, 62586, 66063, 77976, 83448, 87723, 88084, 88938, 93879, 110808, 116964, 118584, 125172, 132126, 175446, 176168, 177876, 187758, 198189, 233928, 250344, 263169, 264252, 281637, 350892, 355752, 375516, 396378, 526338, 528504, 563274, 594567, 701784, 751032, 792756, 844911, 1052676, 1126548, 1189134, 1585512, 1689822, 1783701, 2105352, 2253096, 2378268, 3379644, 3567402, 4756536, 5351103, 6759288, 7134804, 10702206, 14269608, 16053309, 21404412, 32106618, 42808824, 64213236, 128426472]

約数ペア:

[(1, 128426472), (2, 64213236), (3, 42808824), (4, 32106618), (6, 21404412), (8, 16053309), (9, 14269608), (12, 10702206), (18, 7134804), (19, 6759288), (24, 5351103), (27, 4756536), (36, 3567402), (38, 3379644), (54, 2378268), (57, 2253096), (61, 2105352), (72, 1783701), (76, 1689822), (81, 1585512), (108, 1189134), (114, 1126548), (122, 1052676), (152, 844911), (162, 792756), (171, 751032), (183, 701784), (216, 594567), (228, 563274), (243, 528504), (244, 526338), (324, 396378), (342, 375516), (361, 355752), (366, 350892), (456, 281637), (486, 264252), (488, 263169), (513, 250344), (549, 233928), (648, 198189), (684, 187758), (722, 177876), (729, 176168), (732, 175446), (972, 132126), (1026, 125172), (1083, 118584), (1098, 116964), (1159, 110808), (1368, 93879), (1444, 88938), (1458, 88084), (1464, 87723), (1539, 83448), (1647, 77976), (1944, 66063), (2052, 62586), (2166, 59292), (2196, 58482), (2318, 55404), (2888, 44469), (2916, 44042), (3078, 41724), (3249, 39528), (3294, 38988), (3477, 36936), (4104, 31293), (4332, 29646), (4392, 29241), (4617, 27816), (4636, 27702), (4941, 25992), (5832, 22021), (6156, 20862), (6498, 19764), (6588, 19494), (6954, 18468), (8664, 14823), (9234, 13908), (9272, 13851), (9747, 13176), (9882, 12996), (10431, 12312)]