65349540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{827}}^1$

素因数の和:1281

約数の個数: 72

約数和(自身を含む): 198918720

約数和(自身を除く): 133569180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 439, 827, 878, 1317, 1654, 1756, 2195, 2481, 2634, 3308, 3951, 4135, 4390, 4962, 5268, 6585, 7443, 7902, 8270, 8780, 9924, 12405, 13170, 14886, 15804, 16540, 19755, 24810, 26340, 29772, 37215, 39510, 49620, 74430, 79020, 148860, 363053, 726106, 1089159, 1452212, 1815265, 2178318, 3267477, 3630530, 4356636, 5445795, 6534954, 7261060, 10891590, 13069908, 16337385, 21783180, 32674770, 65349540]

約数ペア:

[(1, 65349540), (2, 32674770), (3, 21783180), (4, 16337385), (5, 13069908), (6, 10891590), (9, 7261060), (10, 6534954), (12, 5445795), (15, 4356636), (18, 3630530), (20, 3267477), (30, 2178318), (36, 1815265), (45, 1452212), (60, 1089159), (90, 726106), (180, 363053), (439, 148860), (827, 79020), (878, 74430), (1317, 49620), (1654, 39510), (1756, 37215), (2195, 29772), (2481, 26340), (2634, 24810), (3308, 19755), (3951, 16540), (4135, 15804), (4390, 14886), (4962, 13170), (5268, 12405), (6585, 9924), (7443, 8780), (7902, 8270)]