128212776

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 383397300

約数和(自身を除く): 255184524

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 31, 34, 36, 51, 62, 68, 72, 93, 102, 109, 124, 136, 153, 186, 204, 218, 248, 279, 306, 327, 372, 408, 436, 527, 558, 612, 654, 744, 872, 961, 981, 1054, 1116, 1224, 1308, 1581, 1853, 1922, 1962, 2108, 2232, 2616, 2883, 3162, 3379, 3706, 3844, 3924, 4216, 4743, 5559, 5766, 6324, 6758, 7412, 7688, 7848, 8649, 9486, 10137, 11118, 11532, 12648, 13516, 14824, 16337, 16677, 17298, 18972, 20274, 22236, 23064, 27032, 30411, 32674, 33354, 34596, 37944, 40548, 44472, 49011, 57443, 60822, 65348, 66708, 69192, 81096, 98022, 104749, 114886, 121644, 130696, 133416, 147033, 172329, 196044, 209498, 229772, 243288, 294066, 314247, 344658, 392088, 418996, 459544, 516987, 588132, 628494, 689316, 837992, 942741, 1033974, 1176264, 1256988, 1378632, 1780733, 1885482, 2067948, 2513976, 3561466, 3770964, 4135896, 5342199, 7122932, 7541928, 10684398, 14245864, 16026597, 21368796, 32053194, 42737592, 64106388, 128212776]

約数ペア:

[(1, 128212776), (2, 64106388), (3, 42737592), (4, 32053194), (6, 21368796), (8, 16026597), (9, 14245864), (12, 10684398), (17, 7541928), (18, 7122932), (24, 5342199), (31, 4135896), (34, 3770964), (36, 3561466), (51, 2513976), (62, 2067948), (68, 1885482), (72, 1780733), (93, 1378632), (102, 1256988), (109, 1176264), (124, 1033974), (136, 942741), (153, 837992), (186, 689316), (204, 628494), (218, 588132), (248, 516987), (279, 459544), (306, 418996), (327, 392088), (372, 344658), (408, 314247), (436, 294066), (527, 243288), (558, 229772), (612, 209498), (654, 196044), (744, 172329), (872, 147033), (961, 133416), (981, 130696), (1054, 121644), (1116, 114886), (1224, 104749), (1308, 98022), (1581, 81096), (1853, 69192), (1922, 66708), (1962, 65348), (2108, 60822), (2232, 57443), (2616, 49011), (2883, 44472), (3162, 40548), (3379, 37944), (3706, 34596), (3844, 33354), (3924, 32674), (4216, 30411), (4743, 27032), (5559, 23064), (5766, 22236), (6324, 20274), (6758, 18972), (7412, 17298), (7688, 16677), (7848, 16337), (8649, 14824), (9486, 13516), (10137, 12648), (11118, 11532)]