641381760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{37117}}^1$

素因数の和:37145

約数の個数: 128

約数和(自身を含む): 2271621600

約数和(自身を除く): 1630239840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 37117, 74234, 111351, 148468, 185585, 222702, 296936, 334053, 371170, 445404, 556755, 593872, 668106, 742340, 890808, 1002159, 1113510, 1187744, 1336212, 1484680, 1670265, 1781616, 2004318, 2227020, 2375488, 2672424, 2969360, 3340530, 3563232, 4008636, 4454040, 4750976, 5010795, 5344848, 5938720, 6681060, 7126464, 8017272, 8908080, 10021590, 10689696, 11877440, 13362120, 14252928, 16034544, 17816160, 20043180, 21379392, 23754880, 26724240, 32069088, 35632320, 40086360, 42758784, 53448480, 64138176, 71264640, 80172720, 106896960, 128276352, 160345440, 213793920, 320690880, 641381760]

約数ペア:

[(1, 641381760), (2, 320690880), (3, 213793920), (4, 160345440), (5, 128276352), (6, 106896960), (8, 80172720), (9, 71264640), (10, 64138176), (12, 53448480), (15, 42758784), (16, 40086360), (18, 35632320), (20, 32069088), (24, 26724240), (27, 23754880), (30, 21379392), (32, 20043180), (36, 17816160), (40, 16034544), (45, 14252928), (48, 13362120), (54, 11877440), (60, 10689696), (64, 10021590), (72, 8908080), (80, 8017272), (90, 7126464), (96, 6681060), (108, 5938720), (120, 5344848), (128, 5010795), (135, 4750976), (144, 4454040), (160, 4008636), (180, 3563232), (192, 3340530), (216, 2969360), (240, 2672424), (270, 2375488), (288, 2227020), (320, 2004318), (360, 1781616), (384, 1670265), (432, 1484680), (480, 1336212), (540, 1187744), (576, 1113510), (640, 1002159), (720, 890808), (864, 742340), (960, 668106), (1080, 593872), (1152, 556755), (1440, 445404), (1728, 371170), (1920, 334053), (2160, 296936), (2880, 222702), (3456, 185585), (4320, 148468), (5760, 111351), (8640, 74234), (17280, 37117)]