181308960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{17987}}^1$

素因数の和:18015

約数の個数: 144

約数和(自身を含む): 707144256

約数和(自身を除く): 525835296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 17987, 35974, 53961, 71948, 89935, 107922, 125909, 143896, 161883, 179870, 215844, 251818, 269805, 287792, 323766, 359740, 377727, 431688, 503636, 539610, 575584, 629545, 647532, 719480, 755454, 809415, 863376, 1007272, 1079220, 1133181, 1259090, 1295064, 1438960, 1510908, 1618830, 1726752, 1888635, 2014544, 2158440, 2266362, 2518180, 2590128, 2877920, 3021816, 3237660, 3777270, 4029088, 4316880, 4532724, 5036360, 5180256, 5665905, 6043632, 6475320, 7554540, 8633760, 9065448, 10072720, 11331810, 12087264, 12950640, 15109080, 18130896, 20145440, 22663620, 25901280, 30218160, 36261792, 45327240, 60436320, 90654480, 181308960]

約数ペア:

[(1, 181308960), (2, 90654480), (3, 60436320), (4, 45327240), (5, 36261792), (6, 30218160), (7, 25901280), (8, 22663620), (9, 20145440), (10, 18130896), (12, 15109080), (14, 12950640), (15, 12087264), (16, 11331810), (18, 10072720), (20, 9065448), (21, 8633760), (24, 7554540), (28, 6475320), (30, 6043632), (32, 5665905), (35, 5180256), (36, 5036360), (40, 4532724), (42, 4316880), (45, 4029088), (48, 3777270), (56, 3237660), (60, 3021816), (63, 2877920), (70, 2590128), (72, 2518180), (80, 2266362), (84, 2158440), (90, 2014544), (96, 1888635), (105, 1726752), (112, 1618830), (120, 1510908), (126, 1438960), (140, 1295064), (144, 1259090), (160, 1133181), (168, 1079220), (180, 1007272), (210, 863376), (224, 809415), (240, 755454), (252, 719480), (280, 647532), (288, 629545), (315, 575584), (336, 539610), (360, 503636), (420, 431688), (480, 377727), (504, 359740), (560, 323766), (630, 287792), (672, 269805), (720, 251818), (840, 215844), (1008, 179870), (1120, 161883), (1260, 143896), (1440, 125909), (1680, 107922), (2016, 89935), (2520, 71948), (3360, 53961), (5040, 35974), (10080, 17987)]