21809400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 68328960

約数和(自身を除く): 46519560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 163, 200, 223, 300, 326, 446, 489, 600, 652, 669, 815, 892, 978, 1115, 1304, 1338, 1630, 1784, 1956, 2230, 2445, 2676, 3260, 3345, 3912, 4075, 4460, 4890, 5352, 5575, 6520, 6690, 8150, 8920, 9780, 11150, 12225, 13380, 16300, 16725, 19560, 22300, 24450, 26760, 32600, 33450, 36349, 44600, 48900, 66900, 72698, 97800, 109047, 133800, 145396, 181745, 218094, 290792, 363490, 436188, 545235, 726980, 872376, 908725, 1090470, 1453960, 1817450, 2180940, 2726175, 3634900, 4361880, 5452350, 7269800, 10904700, 21809400]

約数ペア:

[(1, 21809400), (2, 10904700), (3, 7269800), (4, 5452350), (5, 4361880), (6, 3634900), (8, 2726175), (10, 2180940), (12, 1817450), (15, 1453960), (20, 1090470), (24, 908725), (25, 872376), (30, 726980), (40, 545235), (50, 436188), (60, 363490), (75, 290792), (100, 218094), (120, 181745), (150, 145396), (163, 133800), (200, 109047), (223, 97800), (300, 72698), (326, 66900), (446, 48900), (489, 44600), (600, 36349), (652, 33450), (669, 32600), (815, 26760), (892, 24450), (978, 22300), (1115, 19560), (1304, 16725), (1338, 16300), (1630, 13380), (1784, 12225), (1956, 11150), (2230, 9780), (2445, 8920), (2676, 8150), (3260, 6690), (3345, 6520), (3912, 5575), (4075, 5352), (4460, 4890)]