17687970

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 49533120

約数和(自身を除く): 31845150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 81, 87, 90, 135, 145, 162, 174, 243, 251, 261, 270, 290, 405, 435, 486, 502, 522, 753, 783, 810, 870, 1215, 1255, 1305, 1506, 1566, 2259, 2349, 2430, 2510, 2610, 3765, 3915, 4518, 4698, 6777, 7047, 7279, 7530, 7830, 11295, 11745, 13554, 14094, 14558, 20331, 21837, 22590, 23490, 33885, 35235, 36395, 40662, 43674, 60993, 65511, 67770, 70470, 72790, 101655, 109185, 121986, 131022, 196533, 203310, 218370, 304965, 327555, 393066, 589599, 609930, 655110, 982665, 1179198, 1768797, 1965330, 2947995, 3537594, 5895990, 8843985, 17687970]

約数ペア:

[(1, 17687970), (2, 8843985), (3, 5895990), (5, 3537594), (6, 2947995), (9, 1965330), (10, 1768797), (15, 1179198), (18, 982665), (27, 655110), (29, 609930), (30, 589599), (45, 393066), (54, 327555), (58, 304965), (81, 218370), (87, 203310), (90, 196533), (135, 131022), (145, 121986), (162, 109185), (174, 101655), (243, 72790), (251, 70470), (261, 67770), (270, 65511), (290, 60993), (405, 43674), (435, 40662), (486, 36395), (502, 35235), (522, 33885), (753, 23490), (783, 22590), (810, 21837), (870, 20331), (1215, 14558), (1255, 14094), (1305, 13554), (1506, 11745), (1566, 11295), (2259, 7830), (2349, 7530), (2430, 7279), (2510, 7047), (2610, 6777), (3765, 4698), (3915, 4518)]