74256560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1043

約数の個数: 120

約数和(自身を含む): 211615920

約数和(自身を除く): 137359360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 997, 1064, 1330, 1520, 1862, 1960, 1994, 2128, 2660, 3724, 3920, 3988, 4655, 4985, 5320, 6979, 7448, 7976, 9310, 9970, 10640, 13958, 14896, 15952, 18620, 18943, 19940, 27916, 34895, 37240, 37886, 39880, 48853, 55832, 69790, 74480, 75772, 79760, 94715, 97706, 111664, 132601, 139580, 151544, 189430, 195412, 244265, 265202, 279160, 303088, 378860, 390824, 488530, 530404, 558320, 663005, 757720, 781648, 928207, 977060, 1060808, 1326010, 1515440, 1856414, 1954120, 2121616, 2652020, 3712828, 3908240, 4641035, 5304040, 7425656, 9282070, 10608080, 14851312, 18564140, 37128280, 74256560]

約数ペア:

[(1, 74256560), (2, 37128280), (4, 18564140), (5, 14851312), (7, 10608080), (8, 9282070), (10, 7425656), (14, 5304040), (16, 4641035), (19, 3908240), (20, 3712828), (28, 2652020), (35, 2121616), (38, 1954120), (40, 1856414), (49, 1515440), (56, 1326010), (70, 1060808), (76, 977060), (80, 928207), (95, 781648), (98, 757720), (112, 663005), (133, 558320), (140, 530404), (152, 488530), (190, 390824), (196, 378860), (245, 303088), (266, 279160), (280, 265202), (304, 244265), (380, 195412), (392, 189430), (490, 151544), (532, 139580), (560, 132601), (665, 111664), (760, 97706), (784, 94715), (931, 79760), (980, 75772), (997, 74480), (1064, 69790), (1330, 55832), (1520, 48853), (1862, 39880), (1960, 37886), (1994, 37240), (2128, 34895), (2660, 27916), (3724, 19940), (3920, 18943), (3988, 18620), (4655, 15952), (4985, 14896), (5320, 13958), (6979, 10640), (7448, 9970), (7976, 9310)]