120771520

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 112

約数和(自身を含む): 300947328

約数和(自身を除く): 180175808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 67, 80, 86, 131, 134, 160, 172, 215, 262, 268, 320, 335, 344, 430, 524, 536, 655, 670, 688, 860, 1048, 1072, 1310, 1340, 1376, 1720, 2096, 2144, 2620, 2680, 2752, 2881, 3440, 4192, 4288, 5240, 5360, 5633, 5762, 6880, 8384, 8777, 10480, 10720, 11266, 11524, 13760, 14405, 17554, 20960, 21440, 22532, 23048, 28165, 28810, 35108, 41920, 43885, 45064, 46096, 56330, 57620, 70216, 87770, 90128, 92192, 112660, 115240, 140432, 175540, 180256, 184384, 225320, 230480, 280864, 351080, 360512, 377411, 450640, 460960, 561728, 702160, 754822, 901280, 921920, 1404320, 1509644, 1802560, 1887055, 2808640, 3019288, 3774110, 6038576, 7548220, 12077152, 15096440, 24154304, 30192880, 60385760, 120771520]

約数ペア:

[(1, 120771520), (2, 60385760), (4, 30192880), (5, 24154304), (8, 15096440), (10, 12077152), (16, 7548220), (20, 6038576), (32, 3774110), (40, 3019288), (43, 2808640), (64, 1887055), (67, 1802560), (80, 1509644), (86, 1404320), (131, 921920), (134, 901280), (160, 754822), (172, 702160), (215, 561728), (262, 460960), (268, 450640), (320, 377411), (335, 360512), (344, 351080), (430, 280864), (524, 230480), (536, 225320), (655, 184384), (670, 180256), (688, 175540), (860, 140432), (1048, 115240), (1072, 112660), (1310, 92192), (1340, 90128), (1376, 87770), (1720, 70216), (2096, 57620), (2144, 56330), (2620, 46096), (2680, 45064), (2752, 43885), (2881, 41920), (3440, 35108), (4192, 28810), (4288, 28165), (5240, 23048), (5360, 22532), (5633, 21440), (5762, 20960), (6880, 17554), (8384, 14405), (8777, 13760), (10480, 11524), (10720, 11266)]