311325760

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{379}}^1$

素因数の和:564

約数の個数: 112

約数和(自身を含む): 792236160

約数和(自身を除く): 480910400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 151, 160, 170, 272, 302, 320, 340, 379, 544, 604, 680, 755, 758, 1088, 1208, 1360, 1510, 1516, 1895, 2416, 2567, 2720, 3020, 3032, 3790, 4832, 5134, 5440, 6040, 6064, 6443, 7580, 9664, 10268, 12080, 12128, 12835, 12886, 15160, 20536, 24160, 24256, 25670, 25772, 30320, 32215, 41072, 48320, 51340, 51544, 57229, 60640, 64430, 82144, 102680, 103088, 114458, 121280, 128860, 164288, 205360, 206176, 228916, 257720, 286145, 410720, 412352, 457832, 515440, 572290, 821440, 915664, 972893, 1030880, 1144580, 1831328, 1945786, 2061760, 2289160, 3662656, 3891572, 4578320, 4864465, 7783144, 9156640, 9728930, 15566288, 18313280, 19457860, 31132576, 38915720, 62265152, 77831440, 155662880, 311325760]

約数ペア:

[(1, 311325760), (2, 155662880), (4, 77831440), (5, 62265152), (8, 38915720), (10, 31132576), (16, 19457860), (17, 18313280), (20, 15566288), (32, 9728930), (34, 9156640), (40, 7783144), (64, 4864465), (68, 4578320), (80, 3891572), (85, 3662656), (136, 2289160), (151, 2061760), (160, 1945786), (170, 1831328), (272, 1144580), (302, 1030880), (320, 972893), (340, 915664), (379, 821440), (544, 572290), (604, 515440), (680, 457832), (755, 412352), (758, 410720), (1088, 286145), (1208, 257720), (1360, 228916), (1510, 206176), (1516, 205360), (1895, 164288), (2416, 128860), (2567, 121280), (2720, 114458), (3020, 103088), (3032, 102680), (3790, 82144), (4832, 64430), (5134, 60640), (5440, 57229), (6040, 51544), (6064, 51340), (6443, 48320), (7580, 41072), (9664, 32215), (10268, 30320), (12080, 25772), (12128, 25670), (12835, 24256), (12886, 24160), (15160, 20536)]