330918770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21391}}^1$

素因数の和:21435

約数の個数: 64

約数和(自身を含む): 776272896

約数和(自身を除く): 445354126

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 3094, 7735, 15470, 21391, 42782, 106955, 149737, 213910, 278083, 299474, 363647, 556166, 727294, 748685, 1390415, 1497370, 1818235, 1946581, 2545529, 2780830, 3636470, 3893162, 4727411, 5091058, 9454822, 9732905, 12727645, 19465810, 23637055, 25455290, 33091877, 47274110, 66183754, 165459385, 330918770]

約数ペア:

[(1, 330918770), (2, 165459385), (5, 66183754), (7, 47274110), (10, 33091877), (13, 25455290), (14, 23637055), (17, 19465810), (26, 12727645), (34, 9732905), (35, 9454822), (65, 5091058), (70, 4727411), (85, 3893162), (91, 3636470), (119, 2780830), (130, 2545529), (170, 1946581), (182, 1818235), (221, 1497370), (238, 1390415), (442, 748685), (455, 727294), (595, 556166), (910, 363647), (1105, 299474), (1190, 278083), (1547, 213910), (2210, 149737), (3094, 106955), (7735, 42782), (15470, 21391)]