18003180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23081}}^1$

素因数の和:23106

約数の個数: 48

約数和(自身を含む): 54288864

約数和(自身を除く): 36285684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23081, 46162, 69243, 92324, 115405, 138486, 230810, 276972, 300053, 346215, 461620, 600106, 692430, 900159, 1200212, 1384860, 1500265, 1800318, 3000530, 3600636, 4500795, 6001060, 9001590, 18003180]

約数ペア:

[(1, 18003180), (2, 9001590), (3, 6001060), (4, 4500795), (5, 3600636), (6, 3000530), (10, 1800318), (12, 1500265), (13, 1384860), (15, 1200212), (20, 900159), (26, 692430), (30, 600106), (39, 461620), (52, 346215), (60, 300053), (65, 276972), (78, 230810), (130, 138486), (156, 115405), (195, 92324), (260, 69243), (390, 46162), (780, 23081)]