138617920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3257}}^1$

素因数の和:3300

約数の個数: 112

約数和(自身を含む): 397215360

約数和(自身を除く): 258597440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 3257, 4256, 5320, 6080, 6514, 8512, 10640, 13028, 16285, 21280, 22799, 26056, 32570, 42560, 45598, 52112, 61883, 65140, 91196, 104224, 113995, 123766, 130280, 182392, 208448, 227990, 247532, 260560, 309415, 364784, 433181, 455980, 495064, 521120, 618830, 729568, 866362, 911960, 990128, 1042240, 1237660, 1459136, 1732724, 1823920, 1980256, 2165905, 2475320, 3465448, 3647840, 3960512, 4331810, 4950640, 6930896, 7295680, 8663620, 9901280, 13861792, 17327240, 19802560, 27723584, 34654480, 69308960, 138617920]

約数ペア:

[(1, 138617920), (2, 69308960), (4, 34654480), (5, 27723584), (7, 19802560), (8, 17327240), (10, 13861792), (14, 9901280), (16, 8663620), (19, 7295680), (20, 6930896), (28, 4950640), (32, 4331810), (35, 3960512), (38, 3647840), (40, 3465448), (56, 2475320), (64, 2165905), (70, 1980256), (76, 1823920), (80, 1732724), (95, 1459136), (112, 1237660), (133, 1042240), (140, 990128), (152, 911960), (160, 866362), (190, 729568), (224, 618830), (266, 521120), (280, 495064), (304, 455980), (320, 433181), (380, 364784), (448, 309415), (532, 260560), (560, 247532), (608, 227990), (665, 208448), (760, 182392), (1064, 130280), (1120, 123766), (1216, 113995), (1330, 104224), (1520, 91196), (2128, 65140), (2240, 61883), (2660, 52112), (3040, 45598), (3257, 42560), (4256, 32570), (5320, 26056), (6080, 22799), (6514, 21280), (8512, 16285), (10640, 13028)]