65644140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 196439040

約数和(自身を除く): 130794900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 139, 170, 204, 255, 278, 340, 417, 463, 510, 556, 695, 834, 926, 1020, 1389, 1390, 1668, 1852, 2085, 2315, 2363, 2778, 2780, 4170, 4630, 4726, 5556, 6945, 7089, 7871, 8340, 9260, 9452, 11815, 13890, 14178, 15742, 23613, 23630, 27780, 28356, 31484, 35445, 39355, 47226, 47260, 64357, 70890, 78710, 94452, 118065, 128714, 141780, 157420, 193071, 236130, 257428, 321785, 386142, 472260, 643570, 772284, 965355, 1094069, 1287140, 1930710, 2188138, 3282207, 3861420, 4376276, 5470345, 6564414, 10940690, 13128828, 16411035, 21881380, 32822070, 65644140]

約数ペア:

[(1, 65644140), (2, 32822070), (3, 21881380), (4, 16411035), (5, 13128828), (6, 10940690), (10, 6564414), (12, 5470345), (15, 4376276), (17, 3861420), (20, 3282207), (30, 2188138), (34, 1930710), (51, 1287140), (60, 1094069), (68, 965355), (85, 772284), (102, 643570), (139, 472260), (170, 386142), (204, 321785), (255, 257428), (278, 236130), (340, 193071), (417, 157420), (463, 141780), (510, 128714), (556, 118065), (695, 94452), (834, 78710), (926, 70890), (1020, 64357), (1389, 47260), (1390, 47226), (1668, 39355), (1852, 35445), (2085, 31484), (2315, 28356), (2363, 27780), (2778, 23630), (2780, 23613), (4170, 15742), (4630, 14178), (4726, 13890), (5556, 11815), (6945, 9452), (7089, 9260), (7871, 8340)]