68915700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{10939}}^1$

素因数の和:10966

約数の個数: 108

約数和(自身を含む): 246893920

約数和(自身を除く): 177978220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 10939, 21878, 32817, 43756, 54695, 65634, 76573, 98451, 109390, 131268, 153146, 164085, 196902, 218780, 229719, 273475, 306292, 328170, 382865, 393804, 459438, 492255, 546950, 656340, 689157, 765730, 820425, 918876, 984510, 1093900, 1148595, 1378314, 1531460, 1640850, 1914325, 1969020, 2297190, 2461275, 2756628, 3281700, 3445785, 3828650, 4594380, 4922550, 5742975, 6891570, 7657300, 9845100, 11485950, 13783140, 17228925, 22971900, 34457850, 68915700]

約数ペア:

[(1, 68915700), (2, 34457850), (3, 22971900), (4, 17228925), (5, 13783140), (6, 11485950), (7, 9845100), (9, 7657300), (10, 6891570), (12, 5742975), (14, 4922550), (15, 4594380), (18, 3828650), (20, 3445785), (21, 3281700), (25, 2756628), (28, 2461275), (30, 2297190), (35, 1969020), (36, 1914325), (42, 1640850), (45, 1531460), (50, 1378314), (60, 1148595), (63, 1093900), (70, 984510), (75, 918876), (84, 820425), (90, 765730), (100, 689157), (105, 656340), (126, 546950), (140, 492255), (150, 459438), (175, 393804), (180, 382865), (210, 328170), (225, 306292), (252, 273475), (300, 229719), (315, 218780), (350, 196902), (420, 164085), (450, 153146), (525, 131268), (630, 109390), (700, 98451), (900, 76573), (1050, 65634), (1260, 54695), (1575, 43756), (2100, 32817), (3150, 21878), (6300, 10939)]