398792970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28961}}^1$

素因数の和:28997

約数の個数: 80

約数和(自身を含む): 1135426248

約数和(自身を除く): 736633278

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 153, 162, 170, 255, 270, 306, 405, 459, 510, 765, 810, 918, 1377, 1530, 2295, 2754, 4590, 6885, 13770, 28961, 57922, 86883, 144805, 173766, 260649, 289610, 434415, 492337, 521298, 781947, 868830, 984674, 1303245, 1477011, 1563894, 2345841, 2461685, 2606490, 2954022, 3909735, 4431033, 4691682, 4923370, 7385055, 7819470, 8862066, 11729205, 13293099, 14770110, 22155165, 23458410, 26586198, 39879297, 44310330, 66465495, 79758594, 132930990, 199396485, 398792970]

約数ペア:

[(1, 398792970), (2, 199396485), (3, 132930990), (5, 79758594), (6, 66465495), (9, 44310330), (10, 39879297), (15, 26586198), (17, 23458410), (18, 22155165), (27, 14770110), (30, 13293099), (34, 11729205), (45, 8862066), (51, 7819470), (54, 7385055), (81, 4923370), (85, 4691682), (90, 4431033), (102, 3909735), (135, 2954022), (153, 2606490), (162, 2461685), (170, 2345841), (255, 1563894), (270, 1477011), (306, 1303245), (405, 984674), (459, 868830), (510, 781947), (765, 521298), (810, 492337), (918, 434415), (1377, 289610), (1530, 260649), (2295, 173766), (2754, 144805), (4590, 86883), (6885, 57922), (13770, 28961)]