21678000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{3613}}^1$

素因数の和:3639

約数の個数: 80

約数和(自身を含む): 69909216

約数和(自身を除く): 48231216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 2000, 3000, 3613, 6000, 7226, 10839, 14452, 18065, 21678, 28904, 36130, 43356, 54195, 57808, 72260, 86712, 90325, 108390, 144520, 173424, 180650, 216780, 270975, 289040, 361300, 433560, 451625, 541950, 722600, 867120, 903250, 1083900, 1354875, 1445200, 1806500, 2167800, 2709750, 3613000, 4335600, 5419500, 7226000, 10839000, 21678000]

約数ペア:

[(1, 21678000), (2, 10839000), (3, 7226000), (4, 5419500), (5, 4335600), (6, 3613000), (8, 2709750), (10, 2167800), (12, 1806500), (15, 1445200), (16, 1354875), (20, 1083900), (24, 903250), (25, 867120), (30, 722600), (40, 541950), (48, 451625), (50, 433560), (60, 361300), (75, 289040), (80, 270975), (100, 216780), (120, 180650), (125, 173424), (150, 144520), (200, 108390), (240, 90325), (250, 86712), (300, 72260), (375, 57808), (400, 54195), (500, 43356), (600, 36130), (750, 28904), (1000, 21678), (1200, 18065), (1500, 14452), (2000, 10839), (3000, 7226), (3613, 6000)]