681136020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1261363}}^1$

素因数の和:1261381

約数の個数: 48

約数和(自身を含む): 2119091520

約数和(自身を除く): 1437955500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1261363, 2522726, 3784089, 5045452, 6306815, 7568178, 11352267, 12613630, 15136356, 18920445, 22704534, 25227260, 34056801, 37840890, 45409068, 56761335, 68113602, 75681780, 113522670, 136227204, 170284005, 227045340, 340568010, 681136020]

約数ペア:

[(1, 681136020), (2, 340568010), (3, 227045340), (4, 170284005), (5, 136227204), (6, 113522670), (9, 75681780), (10, 68113602), (12, 56761335), (15, 45409068), (18, 37840890), (20, 34056801), (27, 25227260), (30, 22704534), (36, 18920445), (45, 15136356), (54, 12613630), (60, 11352267), (90, 7568178), (108, 6306815), (135, 5045452), (180, 3784089), (270, 2522726), (540, 1261363)]