878354880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70381}}^1$

素因数の和:70414

約数の個数: 112

約数和(自身を含む): 3003340704

約数和(自身を除く): 2124985824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 70381, 140762, 211143, 281524, 351905, 422286, 563048, 703810, 844572, 914953, 1055715, 1126096, 1407620, 1689144, 1829906, 2111430, 2252192, 2744859, 2815240, 3378288, 3659812, 4222860, 4504384, 4574765, 5489718, 5630480, 6756576, 7319624, 8445720, 9149530, 10979436, 11260960, 13513152, 13724295, 14639248, 16891440, 18299060, 21958872, 22521920, 27448590, 29278496, 33782880, 36598120, 43917744, 54897180, 58556992, 67565760, 73196240, 87835488, 109794360, 146392480, 175670976, 219588720, 292784960, 439177440, 878354880]

約数ペア:

[(1, 878354880), (2, 439177440), (3, 292784960), (4, 219588720), (5, 175670976), (6, 146392480), (8, 109794360), (10, 87835488), (12, 73196240), (13, 67565760), (15, 58556992), (16, 54897180), (20, 43917744), (24, 36598120), (26, 33782880), (30, 29278496), (32, 27448590), (39, 22521920), (40, 21958872), (48, 18299060), (52, 16891440), (60, 14639248), (64, 13724295), (65, 13513152), (78, 11260960), (80, 10979436), (96, 9149530), (104, 8445720), (120, 7319624), (130, 6756576), (156, 5630480), (160, 5489718), (192, 4574765), (195, 4504384), (208, 4222860), (240, 3659812), (260, 3378288), (312, 2815240), (320, 2744859), (390, 2252192), (416, 2111430), (480, 1829906), (520, 1689144), (624, 1407620), (780, 1126096), (832, 1055715), (960, 914953), (1040, 844572), (1248, 703810), (1560, 563048), (2080, 422286), (2496, 351905), (3120, 281524), (4160, 211143), (6240, 140762), (12480, 70381)]