399163140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4649}}^1$

素因数の和:4723

約数の個数: 120

約数和(自身を含む): 1276090200

約数和(自身を除く): 876927060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 90, 106, 108, 135, 159, 162, 180, 212, 265, 270, 318, 324, 405, 477, 530, 540, 636, 795, 810, 954, 1060, 1431, 1590, 1620, 1908, 2385, 2862, 3180, 4293, 4649, 4770, 5724, 7155, 8586, 9298, 9540, 13947, 14310, 17172, 18596, 21465, 23245, 27894, 28620, 41841, 42930, 46490, 55788, 69735, 83682, 85860, 92980, 125523, 139470, 167364, 209205, 246397, 251046, 278940, 376569, 418410, 492794, 502092, 627615, 739191, 753138, 836820, 985588, 1231985, 1255230, 1478382, 1506276, 1882845, 2217573, 2463970, 2510460, 2956764, 3695955, 3765690, 4435146, 4927940, 6652719, 7391910, 7531380, 8870292, 11087865, 13305438, 14783820, 19958157, 22175730, 26610876, 33263595, 39916314, 44351460, 66527190, 79832628, 99790785, 133054380, 199581570, 399163140]

約数ペア:

[(1, 399163140), (2, 199581570), (3, 133054380), (4, 99790785), (5, 79832628), (6, 66527190), (9, 44351460), (10, 39916314), (12, 33263595), (15, 26610876), (18, 22175730), (20, 19958157), (27, 14783820), (30, 13305438), (36, 11087865), (45, 8870292), (53, 7531380), (54, 7391910), (60, 6652719), (81, 4927940), (90, 4435146), (106, 3765690), (108, 3695955), (135, 2956764), (159, 2510460), (162, 2463970), (180, 2217573), (212, 1882845), (265, 1506276), (270, 1478382), (318, 1255230), (324, 1231985), (405, 985588), (477, 836820), (530, 753138), (540, 739191), (636, 627615), (795, 502092), (810, 492794), (954, 418410), (1060, 376569), (1431, 278940), (1590, 251046), (1620, 246397), (1908, 209205), (2385, 167364), (2862, 139470), (3180, 125523), (4293, 92980), (4649, 85860), (4770, 83682), (5724, 69735), (7155, 55788), (8586, 46490), (9298, 42930), (9540, 41841), (13947, 28620), (14310, 27894), (17172, 23245), (18596, 21465)]