201781530

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10831}}^1$

素因数の和:10873

約数の個数: 80

約数和(自身を含む): 566210304

約数和(自身を除く): 364428774

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 207, 230, 270, 345, 405, 414, 621, 690, 810, 1035, 1242, 1863, 2070, 3105, 3726, 6210, 9315, 10831, 18630, 21662, 32493, 54155, 64986, 97479, 108310, 162465, 194958, 249113, 292437, 324930, 487395, 498226, 584874, 747339, 877311, 974790, 1245565, 1462185, 1494678, 1754622, 2242017, 2491130, 2924370, 3736695, 4386555, 4484034, 6726051, 7473390, 8773110, 11210085, 13452102, 20178153, 22420170, 33630255, 40356306, 67260510, 100890765, 201781530]

約数ペア:

[(1, 201781530), (2, 100890765), (3, 67260510), (5, 40356306), (6, 33630255), (9, 22420170), (10, 20178153), (15, 13452102), (18, 11210085), (23, 8773110), (27, 7473390), (30, 6726051), (45, 4484034), (46, 4386555), (54, 3736695), (69, 2924370), (81, 2491130), (90, 2242017), (115, 1754622), (135, 1494678), (138, 1462185), (162, 1245565), (207, 974790), (230, 877311), (270, 747339), (345, 584874), (405, 498226), (414, 487395), (621, 324930), (690, 292437), (810, 249113), (1035, 194958), (1242, 162465), (1863, 108310), (2070, 97479), (3105, 64986), (3726, 54155), (6210, 32493), (9315, 21662), (10831, 18630)]