30989340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1609}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 94938480

約数和(自身を除く): 63949140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1609, 1926, 2140, 3210, 3218, 3852, 4815, 4827, 6420, 6436, 8045, 9630, 9654, 14481, 16090, 19260, 19308, 24135, 28962, 32180, 48270, 57924, 72405, 96540, 144810, 172163, 289620, 344326, 516489, 688652, 860815, 1032978, 1549467, 1721630, 2065956, 2582445, 3098934, 3443260, 5164890, 6197868, 7747335, 10329780, 15494670, 30989340]

約数ペア:

[(1, 30989340), (2, 15494670), (3, 10329780), (4, 7747335), (5, 6197868), (6, 5164890), (9, 3443260), (10, 3098934), (12, 2582445), (15, 2065956), (18, 1721630), (20, 1549467), (30, 1032978), (36, 860815), (45, 688652), (60, 516489), (90, 344326), (107, 289620), (180, 172163), (214, 144810), (321, 96540), (428, 72405), (535, 57924), (642, 48270), (963, 32180), (1070, 28962), (1284, 24135), (1605, 19308), (1609, 19260), (1926, 16090), (2140, 14481), (3210, 9654), (3218, 9630), (3852, 8045), (4815, 6436), (4827, 6420)]