21056400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5849}}^1$

素因数の和:5873

約数の個数: 90

約数和(自身を含む): 73084050

約数和(自身を除く): 52027650

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 5849, 11698, 17547, 23396, 29245, 35094, 46792, 52641, 58490, 70188, 87735, 93584, 105282, 116980, 140376, 146225, 175470, 210564, 233960, 263205, 280752, 292450, 350940, 421128, 438675, 467920, 526410, 584900, 701880, 842256, 877350, 1052820, 1169800, 1316025, 1403760, 1754700, 2105640, 2339600, 2632050, 3509400, 4211280, 5264100, 7018800, 10528200, 21056400]

約数ペア:

[(1, 21056400), (2, 10528200), (3, 7018800), (4, 5264100), (5, 4211280), (6, 3509400), (8, 2632050), (9, 2339600), (10, 2105640), (12, 1754700), (15, 1403760), (16, 1316025), (18, 1169800), (20, 1052820), (24, 877350), (25, 842256), (30, 701880), (36, 584900), (40, 526410), (45, 467920), (48, 438675), (50, 421128), (60, 350940), (72, 292450), (75, 280752), (80, 263205), (90, 233960), (100, 210564), (120, 175470), (144, 146225), (150, 140376), (180, 116980), (200, 105282), (225, 93584), (240, 87735), (300, 70188), (360, 58490), (400, 52641), (450, 46792), (600, 35094), (720, 29245), (900, 23396), (1200, 17547), (1800, 11698), (3600, 5849)]