39990780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{719}}^1$

素因数の和:840

約数の個数: 96

約数和(自身を含む): 125798400

約数和(自身を除く): 85807620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 103, 108, 135, 180, 206, 270, 309, 412, 515, 540, 618, 719, 927, 1030, 1236, 1438, 1545, 1854, 2060, 2157, 2781, 2876, 3090, 3595, 3708, 4314, 4635, 5562, 6180, 6471, 7190, 8628, 9270, 10785, 11124, 12942, 13905, 14380, 18540, 19413, 21570, 25884, 27810, 32355, 38826, 43140, 55620, 64710, 74057, 77652, 97065, 129420, 148114, 194130, 222171, 296228, 370285, 388260, 444342, 666513, 740570, 888684, 1110855, 1333026, 1481140, 1999539, 2221710, 2666052, 3332565, 3999078, 4443420, 6665130, 7998156, 9997695, 13330260, 19995390, 39990780]

約数ペア:

[(1, 39990780), (2, 19995390), (3, 13330260), (4, 9997695), (5, 7998156), (6, 6665130), (9, 4443420), (10, 3999078), (12, 3332565), (15, 2666052), (18, 2221710), (20, 1999539), (27, 1481140), (30, 1333026), (36, 1110855), (45, 888684), (54, 740570), (60, 666513), (90, 444342), (103, 388260), (108, 370285), (135, 296228), (180, 222171), (206, 194130), (270, 148114), (309, 129420), (412, 97065), (515, 77652), (540, 74057), (618, 64710), (719, 55620), (927, 43140), (1030, 38826), (1236, 32355), (1438, 27810), (1545, 25884), (1854, 21570), (2060, 19413), (2157, 18540), (2781, 14380), (2876, 13905), (3090, 12942), (3595, 11124), (3708, 10785), (4314, 9270), (4635, 8628), (5562, 7190), (6180, 6471)]