321163696

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 729604096

約数和(自身を除く): 408440400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 127, 134, 254, 268, 337, 469, 508, 536, 674, 889, 938, 1016, 1072, 1348, 1778, 1876, 2032, 2359, 2696, 3556, 3752, 4718, 5392, 7112, 7504, 8509, 9436, 14224, 17018, 18872, 22579, 34036, 37744, 42799, 45158, 59563, 68072, 85598, 90316, 119126, 136144, 158053, 171196, 180632, 238252, 299593, 316106, 342392, 361264, 476504, 599186, 632212, 684784, 953008, 1198372, 1264424, 2396744, 2528848, 2867533, 4793488, 5735066, 11470132, 20072731, 22940264, 40145462, 45880528, 80290924, 160581848, 321163696]

約数ペア:

[(1, 321163696), (2, 160581848), (4, 80290924), (7, 45880528), (8, 40145462), (14, 22940264), (16, 20072731), (28, 11470132), (56, 5735066), (67, 4793488), (112, 2867533), (127, 2528848), (134, 2396744), (254, 1264424), (268, 1198372), (337, 953008), (469, 684784), (508, 632212), (536, 599186), (674, 476504), (889, 361264), (938, 342392), (1016, 316106), (1072, 299593), (1348, 238252), (1778, 180632), (1876, 171196), (2032, 158053), (2359, 136144), (2696, 119126), (3556, 90316), (3752, 85598), (4718, 68072), (5392, 59563), (7112, 45158), (7504, 42799), (8509, 37744), (9436, 34036), (14224, 22579), (17018, 18872)]