247960260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72503}}^1$

素因数の和:72537

約数の個数: 72

約数和(自身を含む): 791743680

約数和(自身を除く): 543783420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 72503, 145006, 217509, 290012, 362515, 435018, 652527, 725030, 870036, 1087545, 1305054, 1377557, 1450060, 2175090, 2610108, 2755114, 3262635, 4132671, 4350180, 5510228, 6525270, 6887785, 8265342, 12398013, 13050540, 13775570, 16530684, 20663355, 24796026, 27551140, 41326710, 49592052, 61990065, 82653420, 123980130, 247960260]

約数ペア:

[(1, 247960260), (2, 123980130), (3, 82653420), (4, 61990065), (5, 49592052), (6, 41326710), (9, 27551140), (10, 24796026), (12, 20663355), (15, 16530684), (18, 13775570), (19, 13050540), (20, 12398013), (30, 8265342), (36, 6887785), (38, 6525270), (45, 5510228), (57, 4350180), (60, 4132671), (76, 3262635), (90, 2755114), (95, 2610108), (114, 2175090), (171, 1450060), (180, 1377557), (190, 1305054), (228, 1087545), (285, 870036), (342, 725030), (380, 652527), (570, 435018), (684, 362515), (855, 290012), (1140, 217509), (1710, 145006), (3420, 72503)]