68068920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3613}}^1$

素因数の和:3784

約数の個数: 64

約数和(自身を含む): 205564320

約数和(自身を除く): 137495400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3613, 3768, 4710, 6280, 7226, 9420, 10839, 14452, 18065, 18840, 21678, 28904, 36130, 43356, 54195, 72260, 86712, 108390, 144520, 216780, 433560, 567241, 1134482, 1701723, 2268964, 2836205, 3403446, 4537928, 5672410, 6806892, 8508615, 11344820, 13613784, 17017230, 22689640, 34034460, 68068920]

約数ペア:

[(1, 68068920), (2, 34034460), (3, 22689640), (4, 17017230), (5, 13613784), (6, 11344820), (8, 8508615), (10, 6806892), (12, 5672410), (15, 4537928), (20, 3403446), (24, 2836205), (30, 2268964), (40, 1701723), (60, 1134482), (120, 567241), (157, 433560), (314, 216780), (471, 144520), (628, 108390), (785, 86712), (942, 72260), (1256, 54195), (1570, 43356), (1884, 36130), (2355, 28904), (3140, 21678), (3613, 18840), (3768, 18065), (4710, 14452), (6280, 10839), (7226, 9420)]