31242060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4691}}^1$

素因数の和:4743

約数の個数: 72

約数和(自身を含む): 97349616

約数和(自身を除く): 66107556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 4691, 6660, 9382, 14073, 18764, 23455, 28146, 42219, 46910, 56292, 70365, 84438, 93820, 140730, 168876, 173567, 211095, 281460, 347134, 422190, 520701, 694268, 844380, 867835, 1041402, 1562103, 1735670, 2082804, 2603505, 3124206, 3471340, 5207010, 6248412, 7810515, 10414020, 15621030, 31242060]

約数ペア:

[(1, 31242060), (2, 15621030), (3, 10414020), (4, 7810515), (5, 6248412), (6, 5207010), (9, 3471340), (10, 3124206), (12, 2603505), (15, 2082804), (18, 1735670), (20, 1562103), (30, 1041402), (36, 867835), (37, 844380), (45, 694268), (60, 520701), (74, 422190), (90, 347134), (111, 281460), (148, 211095), (180, 173567), (185, 168876), (222, 140730), (333, 93820), (370, 84438), (444, 70365), (555, 56292), (666, 46910), (740, 42219), (1110, 28146), (1332, 23455), (1665, 18764), (2220, 14073), (3330, 9382), (4691, 6660)]