123834690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{65521}}^1$

素因数の和:65544

約数の個数: 64

約数和(自身を含む): 377406720

約数和(自身を除く): 253572030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 65521, 131042, 196563, 327605, 393126, 458647, 589689, 655210, 917294, 982815, 1179378, 1375941, 1769067, 1965630, 2293235, 2751882, 2948445, 3538134, 4127823, 4586470, 5896890, 6879705, 8255646, 8845335, 12383469, 13759410, 17690670, 20639115, 24766938, 41278230, 61917345, 123834690]

約数ペア:

[(1, 123834690), (2, 61917345), (3, 41278230), (5, 24766938), (6, 20639115), (7, 17690670), (9, 13759410), (10, 12383469), (14, 8845335), (15, 8255646), (18, 6879705), (21, 5896890), (27, 4586470), (30, 4127823), (35, 3538134), (42, 2948445), (45, 2751882), (54, 2293235), (63, 1965630), (70, 1769067), (90, 1375941), (105, 1179378), (126, 982815), (135, 917294), (189, 655210), (210, 589689), (270, 458647), (315, 393126), (378, 327605), (630, 196563), (945, 131042), (1890, 65521)]