218419920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{303361}}^1$

素因数の和:303380

約数の個数: 60

約数和(自身を含む): 733529316

約数和(自身を除く): 515109396

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 303361, 606722, 910083, 1213444, 1516805, 1820166, 2426888, 2730249, 3033610, 3640332, 4550415, 4853776, 5460498, 6067220, 7280664, 9100830, 10920996, 12134440, 13651245, 14561328, 18201660, 21841992, 24268880, 27302490, 36403320, 43683984, 54604980, 72806640, 109209960, 218419920]

約数ペア:

[(1, 218419920), (2, 109209960), (3, 72806640), (4, 54604980), (5, 43683984), (6, 36403320), (8, 27302490), (9, 24268880), (10, 21841992), (12, 18201660), (15, 14561328), (16, 13651245), (18, 12134440), (20, 10920996), (24, 9100830), (30, 7280664), (36, 6067220), (40, 5460498), (45, 4853776), (48, 4550415), (60, 3640332), (72, 3033610), (80, 2730249), (90, 2426888), (120, 1820166), (144, 1516805), (180, 1213444), (240, 910083), (360, 606722), (720, 303361)]