154675360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 144

約数和(自身を含む): 431350920

約数和(自身を除く): 276675560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 109, 112, 140, 160, 181, 196, 218, 224, 245, 280, 362, 392, 436, 490, 545, 560, 724, 763, 784, 872, 905, 980, 1090, 1120, 1267, 1448, 1526, 1568, 1744, 1810, 1960, 2180, 2534, 2896, 3052, 3488, 3620, 3815, 3920, 4360, 5068, 5341, 5792, 6104, 6335, 7240, 7630, 7840, 8720, 8869, 10136, 10682, 12208, 12670, 14480, 15260, 17440, 17738, 19729, 20272, 21364, 24416, 25340, 26705, 28960, 30520, 35476, 39458, 40544, 42728, 44345, 50680, 53410, 61040, 70952, 78916, 85456, 88690, 98645, 101360, 106820, 122080, 138103, 141904, 157832, 170912, 177380, 197290, 202720, 213640, 276206, 283808, 315664, 354760, 394580, 427280, 552412, 631328, 690515, 709520, 789160, 854560, 966721, 1104824, 1381030, 1419040, 1578320, 1933442, 2209648, 2762060, 3156640, 3866884, 4419296, 4833605, 5524120, 7733768, 9667210, 11048240, 15467536, 19334420, 22096480, 30935072, 38668840, 77337680, 154675360]

約数ペア:

[(1, 154675360), (2, 77337680), (4, 38668840), (5, 30935072), (7, 22096480), (8, 19334420), (10, 15467536), (14, 11048240), (16, 9667210), (20, 7733768), (28, 5524120), (32, 4833605), (35, 4419296), (40, 3866884), (49, 3156640), (56, 2762060), (70, 2209648), (80, 1933442), (98, 1578320), (109, 1419040), (112, 1381030), (140, 1104824), (160, 966721), (181, 854560), (196, 789160), (218, 709520), (224, 690515), (245, 631328), (280, 552412), (362, 427280), (392, 394580), (436, 354760), (490, 315664), (545, 283808), (560, 276206), (724, 213640), (763, 202720), (784, 197290), (872, 177380), (905, 170912), (980, 157832), (1090, 141904), (1120, 138103), (1267, 122080), (1448, 106820), (1526, 101360), (1568, 98645), (1744, 88690), (1810, 85456), (1960, 78916), (2180, 70952), (2534, 61040), (2896, 53410), (3052, 50680), (3488, 44345), (3620, 42728), (3815, 40544), (3920, 39458), (4360, 35476), (5068, 30520), (5341, 28960), (5792, 26705), (6104, 25340), (6335, 24416), (7240, 21364), (7630, 20272), (7840, 19729), (8720, 17738), (8869, 17440), (10136, 15260), (10682, 14480), (12208, 12670)]