7224560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 20779920

約数和(自身を除く): 13555360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 97, 98, 112, 133, 140, 152, 190, 194, 196, 245, 266, 280, 304, 380, 388, 392, 485, 490, 532, 560, 665, 679, 760, 776, 784, 931, 970, 980, 1064, 1330, 1358, 1520, 1552, 1843, 1862, 1940, 1960, 2128, 2660, 2716, 3395, 3686, 3724, 3880, 3920, 4655, 4753, 5320, 5432, 6790, 7372, 7448, 7760, 9215, 9310, 9506, 10640, 10864, 12901, 13580, 14744, 14896, 18430, 18620, 19012, 23765, 25802, 27160, 29488, 36860, 37240, 38024, 47530, 51604, 54320, 64505, 73720, 74480, 76048, 90307, 95060, 103208, 129010, 147440, 180614, 190120, 206416, 258020, 361228, 380240, 451535, 516040, 722456, 903070, 1032080, 1444912, 1806140, 3612280, 7224560]

約数ペア:

[(1, 7224560), (2, 3612280), (4, 1806140), (5, 1444912), (7, 1032080), (8, 903070), (10, 722456), (14, 516040), (16, 451535), (19, 380240), (20, 361228), (28, 258020), (35, 206416), (38, 190120), (40, 180614), (49, 147440), (56, 129010), (70, 103208), (76, 95060), (80, 90307), (95, 76048), (97, 74480), (98, 73720), (112, 64505), (133, 54320), (140, 51604), (152, 47530), (190, 38024), (194, 37240), (196, 36860), (245, 29488), (266, 27160), (280, 25802), (304, 23765), (380, 19012), (388, 18620), (392, 18430), (485, 14896), (490, 14744), (532, 13580), (560, 12901), (665, 10864), (679, 10640), (760, 9506), (776, 9310), (784, 9215), (931, 7760), (970, 7448), (980, 7372), (1064, 6790), (1330, 5432), (1358, 5320), (1520, 4753), (1552, 4655), (1843, 3920), (1862, 3880), (1940, 3724), (1960, 3686), (2128, 3395), (2660, 2716)]