830340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{659}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 2882880

約数和(自身を除く): 2052540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 659, 1260, 1318, 1977, 2636, 3295, 3954, 4613, 5931, 6590, 7908, 9226, 9885, 11862, 13180, 13839, 18452, 19770, 23065, 23724, 27678, 29655, 39540, 41517, 46130, 55356, 59310, 69195, 83034, 92260, 118620, 138390, 166068, 207585, 276780, 415170, 830340]

約数ペア:

[(1, 830340), (2, 415170), (3, 276780), (4, 207585), (5, 166068), (6, 138390), (7, 118620), (9, 92260), (10, 83034), (12, 69195), (14, 59310), (15, 55356), (18, 46130), (20, 41517), (21, 39540), (28, 29655), (30, 27678), (35, 23724), (36, 23065), (42, 19770), (45, 18452), (60, 13839), (63, 13180), (70, 11862), (84, 9885), (90, 9226), (105, 7908), (126, 6590), (140, 5931), (180, 4613), (210, 3954), (252, 3295), (315, 2636), (420, 1977), (630, 1318), (659, 1260)]