128637900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{3863}}^1$

素因数の和:3920

約数の個数: 108

約数和(自身を含む): 414213072

約数和(自身を除く): 285575172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 37, 45, 50, 60, 74, 75, 90, 100, 111, 148, 150, 180, 185, 222, 225, 300, 333, 370, 444, 450, 555, 666, 740, 900, 925, 1110, 1332, 1665, 1850, 2220, 2775, 3330, 3700, 3863, 5550, 6660, 7726, 8325, 11100, 11589, 15452, 16650, 19315, 23178, 33300, 34767, 38630, 46356, 57945, 69534, 77260, 96575, 115890, 139068, 142931, 173835, 193150, 231780, 285862, 289725, 347670, 386300, 428793, 571724, 579450, 695340, 714655, 857586, 869175, 1158900, 1286379, 1429310, 1715172, 1738350, 2143965, 2572758, 2858620, 3476700, 3573275, 4287930, 5145516, 6431895, 7146550, 8575860, 10719825, 12863790, 14293100, 21439650, 25727580, 32159475, 42879300, 64318950, 128637900]

約数ペア:

[(1, 128637900), (2, 64318950), (3, 42879300), (4, 32159475), (5, 25727580), (6, 21439650), (9, 14293100), (10, 12863790), (12, 10719825), (15, 8575860), (18, 7146550), (20, 6431895), (25, 5145516), (30, 4287930), (36, 3573275), (37, 3476700), (45, 2858620), (50, 2572758), (60, 2143965), (74, 1738350), (75, 1715172), (90, 1429310), (100, 1286379), (111, 1158900), (148, 869175), (150, 857586), (180, 714655), (185, 695340), (222, 579450), (225, 571724), (300, 428793), (333, 386300), (370, 347670), (444, 289725), (450, 285862), (555, 231780), (666, 193150), (740, 173835), (900, 142931), (925, 139068), (1110, 115890), (1332, 96575), (1665, 77260), (1850, 69534), (2220, 57945), (2775, 46356), (3330, 38630), (3700, 34767), (3863, 33300), (5550, 23178), (6660, 19315), (7726, 16650), (8325, 15452), (11100, 11589)]