190221920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1325

約数の個数: 144

約数和(自身を含む): 550715760

約数和(自身を除く): 360493840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1277, 1330, 1520, 1568, 1862, 1960, 2128, 2554, 2660, 3040, 3724, 3920, 4256, 4655, 5108, 5320, 6385, 7448, 7840, 8939, 9310, 10216, 10640, 12770, 14896, 17878, 18620, 20432, 21280, 24263, 25540, 29792, 35756, 37240, 40864, 44695, 48526, 51080, 62573, 71512, 74480, 89390, 97052, 102160, 121315, 125146, 143024, 148960, 169841, 178780, 194104, 204320, 242630, 250292, 286048, 312865, 339682, 357560, 388208, 485260, 500584, 625730, 679364, 715120, 776416, 849205, 970520, 1001168, 1188887, 1251460, 1358728, 1430240, 1698410, 1941040, 2002336, 2377774, 2502920, 2717456, 3396820, 3882080, 4755548, 5005840, 5434912, 5944435, 6793640, 9511096, 10011680, 11888870, 13587280, 19022192, 23777740, 27174560, 38044384, 47555480, 95110960, 190221920]

約数ペア:

[(1, 190221920), (2, 95110960), (4, 47555480), (5, 38044384), (7, 27174560), (8, 23777740), (10, 19022192), (14, 13587280), (16, 11888870), (19, 10011680), (20, 9511096), (28, 6793640), (32, 5944435), (35, 5434912), (38, 5005840), (40, 4755548), (49, 3882080), (56, 3396820), (70, 2717456), (76, 2502920), (80, 2377774), (95, 2002336), (98, 1941040), (112, 1698410), (133, 1430240), (140, 1358728), (152, 1251460), (160, 1188887), (190, 1001168), (196, 970520), (224, 849205), (245, 776416), (266, 715120), (280, 679364), (304, 625730), (380, 500584), (392, 485260), (490, 388208), (532, 357560), (560, 339682), (608, 312865), (665, 286048), (760, 250292), (784, 242630), (931, 204320), (980, 194104), (1064, 178780), (1120, 169841), (1277, 148960), (1330, 143024), (1520, 125146), (1568, 121315), (1862, 102160), (1960, 97052), (2128, 89390), (2554, 74480), (2660, 71512), (3040, 62573), (3724, 51080), (3920, 48526), (4256, 44695), (4655, 40864), (5108, 37240), (5320, 35756), (6385, 29792), (7448, 25540), (7840, 24263), (8939, 21280), (9310, 20432), (10216, 18620), (10640, 17878), (12770, 14896)]