240350285

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 364953600

約数和(自身を除く): 124603315

約数列:

[1, 5, 7, 19, 31, 35, 89, 95, 131, 133, 155, 217, 445, 589, 623, 655, 665, 917, 1085, 1691, 2489, 2759, 2945, 3115, 4061, 4123, 4585, 8455, 11659, 11837, 12445, 13795, 17423, 19313, 20305, 20615, 28427, 52421, 58295, 59185, 77159, 81613, 87115, 96565, 142135, 221521, 262105, 361429, 366947, 385795, 408065, 540113, 1107605, 1550647, 1807145, 1834735, 2530003, 2700565, 6867151, 7753235, 12650015, 34335755, 48070057, 240350285]

約数ペア:

[(1, 240350285), (5, 48070057), (7, 34335755), (19, 12650015), (31, 7753235), (35, 6867151), (89, 2700565), (95, 2530003), (131, 1834735), (133, 1807145), (155, 1550647), (217, 1107605), (445, 540113), (589, 408065), (623, 385795), (655, 366947), (665, 361429), (917, 262105), (1085, 221521), (1691, 142135), (2489, 96565), (2759, 87115), (2945, 81613), (3115, 77159), (4061, 59185), (4123, 58295), (4585, 52421), (8455, 28427), (11659, 20615), (11837, 20305), (12445, 19313), (13795, 17423)]