178052140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{929}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 439659360

約数和(自身を除く): 261607220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 929, 1036, 1295, 1369, 1858, 2590, 2738, 3716, 4645, 5180, 5476, 6503, 6845, 9290, 9583, 13006, 13690, 18580, 19166, 26012, 27380, 32515, 34373, 38332, 47915, 65030, 68746, 95830, 130060, 137492, 171865, 191660, 240611, 343730, 481222, 687460, 962444, 1203055, 1271801, 2406110, 2543602, 4812220, 5087204, 6359005, 8902607, 12718010, 17805214, 25436020, 35610428, 44513035, 89026070, 178052140]

約数ペア:

[(1, 178052140), (2, 89026070), (4, 44513035), (5, 35610428), (7, 25436020), (10, 17805214), (14, 12718010), (20, 8902607), (28, 6359005), (35, 5087204), (37, 4812220), (70, 2543602), (74, 2406110), (140, 1271801), (148, 1203055), (185, 962444), (259, 687460), (370, 481222), (518, 343730), (740, 240611), (929, 191660), (1036, 171865), (1295, 137492), (1369, 130060), (1858, 95830), (2590, 68746), (2738, 65030), (3716, 47915), (4645, 38332), (5180, 34373), (5476, 32515), (6503, 27380), (6845, 26012), (9290, 19166), (9583, 18580), (13006, 13690)]