30781332

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 80432352

約数和(自身を除く): 49651020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 107, 122, 131, 183, 214, 244, 262, 321, 366, 393, 428, 524, 549, 642, 732, 786, 963, 1098, 1179, 1284, 1572, 1926, 2196, 2358, 3852, 4716, 6527, 7991, 13054, 14017, 15982, 19581, 23973, 26108, 28034, 31964, 39162, 42051, 47946, 56068, 58743, 71919, 78324, 84102, 95892, 117486, 126153, 143838, 168204, 234972, 252306, 287676, 504612, 855037, 1710074, 2565111, 3420148, 5130222, 7695333, 10260444, 15390666, 30781332]

約数ペア:

[(1, 30781332), (2, 15390666), (3, 10260444), (4, 7695333), (6, 5130222), (9, 3420148), (12, 2565111), (18, 1710074), (36, 855037), (61, 504612), (107, 287676), (122, 252306), (131, 234972), (183, 168204), (214, 143838), (244, 126153), (262, 117486), (321, 95892), (366, 84102), (393, 78324), (428, 71919), (524, 58743), (549, 56068), (642, 47946), (732, 42051), (786, 39162), (963, 31964), (1098, 28034), (1179, 26108), (1284, 23973), (1572, 19581), (1926, 15982), (2196, 14017), (2358, 13054), (3852, 7991), (4716, 6527)]