16216920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 53323920

約数和(自身を除く): 37107000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 107, 120, 180, 214, 321, 360, 421, 428, 535, 642, 842, 856, 963, 1070, 1263, 1284, 1605, 1684, 1926, 2105, 2140, 2526, 2568, 3210, 3368, 3789, 3852, 4210, 4280, 4815, 5052, 6315, 6420, 7578, 7704, 8420, 9630, 10104, 12630, 12840, 15156, 16840, 18945, 19260, 25260, 30312, 37890, 38520, 45047, 50520, 75780, 90094, 135141, 151560, 180188, 225235, 270282, 360376, 405423, 450470, 540564, 675705, 810846, 900940, 1081128, 1351410, 1621692, 1801880, 2027115, 2702820, 3243384, 4054230, 5405640, 8108460, 16216920]

約数ペア:

[(1, 16216920), (2, 8108460), (3, 5405640), (4, 4054230), (5, 3243384), (6, 2702820), (8, 2027115), (9, 1801880), (10, 1621692), (12, 1351410), (15, 1081128), (18, 900940), (20, 810846), (24, 675705), (30, 540564), (36, 450470), (40, 405423), (45, 360376), (60, 270282), (72, 225235), (90, 180188), (107, 151560), (120, 135141), (180, 90094), (214, 75780), (321, 50520), (360, 45047), (421, 38520), (428, 37890), (535, 30312), (642, 25260), (842, 19260), (856, 18945), (963, 16840), (1070, 15156), (1263, 12840), (1284, 12630), (1605, 10104), (1684, 9630), (1926, 8420), (2105, 7704), (2140, 7578), (2526, 6420), (2568, 6315), (3210, 5052), (3368, 4815), (3789, 4280), (3852, 4210)]