262390320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:720

約数の個数: 160

約数和(自身を含む): 908989440

約数和(自身を除く): 646599120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 331, 360, 367, 432, 540, 662, 720, 734, 993, 1080, 1101, 1324, 1468, 1655, 1835, 1986, 2160, 2202, 2648, 2936, 2979, 3303, 3310, 3670, 3972, 4404, 4965, 5296, 5505, 5872, 5958, 6606, 6620, 7340, 7944, 8808, 8937, 9909, 9930, 11010, 11916, 13212, 13240, 14680, 14895, 15888, 16515, 17616, 17874, 19818, 19860, 22020, 23832, 26424, 26480, 29360, 29790, 33030, 35748, 39636, 39720, 44040, 44685, 47664, 49545, 52848, 59580, 66060, 71496, 79272, 79440, 88080, 89370, 99090, 119160, 121477, 132120, 142992, 158544, 178740, 198180, 238320, 242954, 264240, 357480, 364431, 396360, 485908, 607385, 714960, 728862, 792720, 971816, 1093293, 1214770, 1457724, 1822155, 1943632, 2186586, 2429540, 2915448, 3279879, 3644310, 4373172, 4859080, 5466465, 5830896, 6559758, 7288620, 8746344, 9718160, 10932930, 13119516, 14577240, 16399395, 17492688, 21865860, 26239032, 29154480, 32798790, 43731720, 52478064, 65597580, 87463440, 131195160, 262390320]

約数ペア:

[(1, 262390320), (2, 131195160), (3, 87463440), (4, 65597580), (5, 52478064), (6, 43731720), (8, 32798790), (9, 29154480), (10, 26239032), (12, 21865860), (15, 17492688), (16, 16399395), (18, 14577240), (20, 13119516), (24, 10932930), (27, 9718160), (30, 8746344), (36, 7288620), (40, 6559758), (45, 5830896), (48, 5466465), (54, 4859080), (60, 4373172), (72, 3644310), (80, 3279879), (90, 2915448), (108, 2429540), (120, 2186586), (135, 1943632), (144, 1822155), (180, 1457724), (216, 1214770), (240, 1093293), (270, 971816), (331, 792720), (360, 728862), (367, 714960), (432, 607385), (540, 485908), (662, 396360), (720, 364431), (734, 357480), (993, 264240), (1080, 242954), (1101, 238320), (1324, 198180), (1468, 178740), (1655, 158544), (1835, 142992), (1986, 132120), (2160, 121477), (2202, 119160), (2648, 99090), (2936, 89370), (2979, 88080), (3303, 79440), (3310, 79272), (3670, 71496), (3972, 66060), (4404, 59580), (4965, 52848), (5296, 49545), (5505, 47664), (5872, 44685), (5958, 44040), (6606, 39720), (6620, 39636), (7340, 35748), (7944, 33030), (8808, 29790), (8937, 29360), (9909, 26480), (9930, 26424), (11010, 23832), (11916, 22020), (13212, 19860), (13240, 19818), (14680, 17874), (14895, 17616), (15888, 16515)]