140120505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2729}}^1$

素因数の和:2910

約数の個数: 48

約数和(自身を含む): 279377280

約数和(自身を除く): 139256775

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 163, 315, 489, 815, 1141, 1467, 2445, 2729, 3423, 5705, 7335, 8187, 10269, 13645, 17115, 19103, 24561, 40935, 51345, 57309, 95515, 122805, 171927, 286545, 444827, 859635, 1334481, 2224135, 3113789, 4003443, 6672405, 9341367, 15568945, 20017215, 28024101, 46706835, 140120505]

約数ペア:

[(1, 140120505), (3, 46706835), (5, 28024101), (7, 20017215), (9, 15568945), (15, 9341367), (21, 6672405), (35, 4003443), (45, 3113789), (63, 2224135), (105, 1334481), (163, 859635), (315, 444827), (489, 286545), (815, 171927), (1141, 122805), (1467, 95515), (2445, 57309), (2729, 51345), (3423, 40935), (5705, 24561), (7335, 19103), (8187, 17115), (10269, 13645)]