317313440

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15139}}^1$

素因数の和:15285

約数の個数: 48

約数和(自身を含む): 755425440

約数和(自身を除く): 438112000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 10480, 15139, 20960, 30278, 60556, 75695, 121112, 151390, 242224, 302780, 484448, 605560, 1211120, 1983209, 2422240, 3966418, 7932836, 9916045, 15865672, 19832090, 31731344, 39664180, 63462688, 79328360, 158656720, 317313440]

約数ペア:

[(1, 317313440), (2, 158656720), (4, 79328360), (5, 63462688), (8, 39664180), (10, 31731344), (16, 19832090), (20, 15865672), (32, 9916045), (40, 7932836), (80, 3966418), (131, 2422240), (160, 1983209), (262, 1211120), (524, 605560), (655, 484448), (1048, 302780), (1310, 242224), (2096, 151390), (2620, 121112), (4192, 75695), (5240, 60556), (10480, 30278), (15139, 20960)]