215710000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 200

約数和(自身を含む): 596171664

約数和(自身を除く): 380461664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 37, 40, 44, 50, 53, 55, 74, 80, 88, 100, 106, 110, 125, 148, 176, 185, 200, 212, 220, 250, 265, 275, 296, 370, 400, 407, 424, 440, 500, 530, 550, 583, 592, 625, 740, 814, 848, 880, 925, 1000, 1060, 1100, 1166, 1250, 1325, 1375, 1480, 1628, 1850, 1961, 2000, 2035, 2120, 2200, 2332, 2500, 2650, 2750, 2915, 2960, 3256, 3700, 3922, 4070, 4240, 4400, 4625, 4664, 5000, 5300, 5500, 5830, 6512, 6625, 6875, 7400, 7844, 8140, 9250, 9328, 9805, 10000, 10175, 10600, 11000, 11660, 13250, 13750, 14575, 14800, 15688, 16280, 18500, 19610, 20350, 21200, 21571, 22000, 23125, 23320, 26500, 27500, 29150, 31376, 32560, 33125, 37000, 39220, 40700, 43142, 46250, 46640, 49025, 50875, 53000, 55000, 58300, 66250, 72875, 74000, 78440, 81400, 86284, 92500, 98050, 101750, 106000, 107855, 110000, 116600, 132500, 145750, 156880, 162800, 172568, 185000, 196100, 203500, 215710, 233200, 245125, 254375, 265000, 291500, 345136, 364375, 370000, 392200, 407000, 431420, 490250, 508750, 530000, 539275, 583000, 728750, 784400, 814000, 862840, 980500, 1017500, 1078550, 1166000, 1225625, 1457500, 1725680, 1961000, 2035000, 2157100, 2451250, 2696375, 2915000, 3922000, 4070000, 4314200, 4902500, 5392750, 5830000, 8628400, 9805000, 10785500, 13481875, 19610000, 21571000, 26963750, 43142000, 53927500, 107855000, 215710000]

約数ペア:

[(1, 215710000), (2, 107855000), (4, 53927500), (5, 43142000), (8, 26963750), (10, 21571000), (11, 19610000), (16, 13481875), (20, 10785500), (22, 9805000), (25, 8628400), (37, 5830000), (40, 5392750), (44, 4902500), (50, 4314200), (53, 4070000), (55, 3922000), (74, 2915000), (80, 2696375), (88, 2451250), (100, 2157100), (106, 2035000), (110, 1961000), (125, 1725680), (148, 1457500), (176, 1225625), (185, 1166000), (200, 1078550), (212, 1017500), (220, 980500), (250, 862840), (265, 814000), (275, 784400), (296, 728750), (370, 583000), (400, 539275), (407, 530000), (424, 508750), (440, 490250), (500, 431420), (530, 407000), (550, 392200), (583, 370000), (592, 364375), (625, 345136), (740, 291500), (814, 265000), (848, 254375), (880, 245125), (925, 233200), (1000, 215710), (1060, 203500), (1100, 196100), (1166, 185000), (1250, 172568), (1325, 162800), (1375, 156880), (1480, 145750), (1628, 132500), (1850, 116600), (1961, 110000), (2000, 107855), (2035, 106000), (2120, 101750), (2200, 98050), (2332, 92500), (2500, 86284), (2650, 81400), (2750, 78440), (2915, 74000), (2960, 72875), (3256, 66250), (3700, 58300), (3922, 55000), (4070, 53000), (4240, 50875), (4400, 49025), (4625, 46640), (4664, 46250), (5000, 43142), (5300, 40700), (5500, 39220), (5830, 37000), (6512, 33125), (6625, 32560), (6875, 31376), (7400, 29150), (7844, 27500), (8140, 26500), (9250, 23320), (9328, 23125), (9805, 22000), (10000, 21571), (10175, 21200), (10600, 20350), (11000, 19610), (11660, 18500), (13250, 16280), (13750, 15688), (14575, 14800)]