161342640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{677}}^1$

素因数の和:1027

約数の個数: 120

約数和(自身を含む): 544282128

約数和(自身を除く): 382939488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 331, 360, 662, 677, 720, 993, 1324, 1354, 1655, 1986, 2031, 2648, 2708, 2979, 3310, 3385, 3972, 4062, 4965, 5296, 5416, 5958, 6093, 6620, 6770, 7944, 8124, 9930, 10155, 10832, 11916, 12186, 13240, 13540, 14895, 15888, 16248, 19860, 20310, 23832, 24372, 26480, 27080, 29790, 30465, 32496, 39720, 40620, 47664, 48744, 54160, 59580, 60930, 79440, 81240, 97488, 119160, 121860, 162480, 224087, 238320, 243720, 448174, 487440, 672261, 896348, 1120435, 1344522, 1792696, 2016783, 2240870, 2689044, 3361305, 3585392, 4033566, 4481740, 5378088, 6722610, 8067132, 8963480, 10083915, 10756176, 13445220, 16134264, 17926960, 20167830, 26890440, 32268528, 40335660, 53780880, 80671320, 161342640]

約数ペア:

[(1, 161342640), (2, 80671320), (3, 53780880), (4, 40335660), (5, 32268528), (6, 26890440), (8, 20167830), (9, 17926960), (10, 16134264), (12, 13445220), (15, 10756176), (16, 10083915), (18, 8963480), (20, 8067132), (24, 6722610), (30, 5378088), (36, 4481740), (40, 4033566), (45, 3585392), (48, 3361305), (60, 2689044), (72, 2240870), (80, 2016783), (90, 1792696), (120, 1344522), (144, 1120435), (180, 896348), (240, 672261), (331, 487440), (360, 448174), (662, 243720), (677, 238320), (720, 224087), (993, 162480), (1324, 121860), (1354, 119160), (1655, 97488), (1986, 81240), (2031, 79440), (2648, 60930), (2708, 59580), (2979, 54160), (3310, 48744), (3385, 47664), (3972, 40620), (4062, 39720), (4965, 32496), (5296, 30465), (5416, 29790), (5958, 27080), (6093, 26480), (6620, 24372), (6770, 23832), (7944, 20310), (8124, 19860), (9930, 16248), (10155, 15888), (10832, 14895), (11916, 13540), (12186, 13240)]