218087680

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2543}}^1$

素因数の和:2631

約数の個数: 72

約数和(自身を含む): 530393472

約数和(自身を除く): 312305792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 536, 640, 670, 1072, 1280, 1340, 2144, 2543, 2680, 4288, 5086, 5360, 8576, 10172, 10720, 12715, 17152, 20344, 21440, 25430, 40688, 42880, 50860, 81376, 85760, 101720, 162752, 170381, 203440, 325504, 340762, 406880, 651008, 681524, 813760, 851905, 1363048, 1627520, 1703810, 2726096, 3255040, 3407620, 5452192, 6815240, 10904384, 13630480, 21808768, 27260960, 43617536, 54521920, 109043840, 218087680]

約数ペア:

[(1, 218087680), (2, 109043840), (4, 54521920), (5, 43617536), (8, 27260960), (10, 21808768), (16, 13630480), (20, 10904384), (32, 6815240), (40, 5452192), (64, 3407620), (67, 3255040), (80, 2726096), (128, 1703810), (134, 1627520), (160, 1363048), (256, 851905), (268, 813760), (320, 681524), (335, 651008), (536, 406880), (640, 340762), (670, 325504), (1072, 203440), (1280, 170381), (1340, 162752), (2144, 101720), (2543, 85760), (2680, 81376), (4288, 50860), (5086, 42880), (5360, 40688), (8576, 25430), (10172, 21440), (10720, 20344), (12715, 17152)]