31926784000

素因数分解:

$2^{12}\times 5^3\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:657

約数の個数: 208

約数和(自身を含む): 80470480896

約数和(自身を除く): 48543696896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 127, 128, 160, 200, 250, 254, 256, 320, 400, 491, 500, 508, 512, 635, 640, 800, 982, 1000, 1016, 1024, 1270, 1280, 1600, 1964, 2000, 2032, 2048, 2455, 2540, 2560, 3175, 3200, 3928, 4000, 4064, 4096, 4910, 5080, 5120, 6350, 6400, 7856, 8000, 8128, 9820, 10160, 10240, 12275, 12700, 12800, 15712, 15875, 16000, 16256, 19640, 20320, 20480, 24550, 25400, 25600, 31424, 31750, 32000, 32512, 39280, 40640, 49100, 50800, 51200, 61375, 62357, 62848, 63500, 64000, 65024, 78560, 81280, 98200, 101600, 102400, 122750, 124714, 125696, 127000, 128000, 130048, 157120, 162560, 196400, 203200, 245500, 249428, 251392, 254000, 256000, 260096, 311785, 314240, 325120, 392800, 406400, 491000, 498856, 502784, 508000, 512000, 520192, 623570, 628480, 650240, 785600, 812800, 982000, 997712, 1005568, 1016000, 1247140, 1256960, 1300480, 1558925, 1571200, 1625600, 1964000, 1995424, 2011136, 2032000, 2494280, 2513920, 2600960, 3117850, 3142400, 3251200, 3928000, 3990848, 4064000, 4988560, 5027840, 6235700, 6284800, 6502400, 7794625, 7856000, 7981696, 8128000, 9977120, 10055680, 12471400, 12569600, 13004800, 15589250, 15712000, 15963392, 16256000, 19954240, 24942800, 25139200, 31178500, 31424000, 31926784, 32512000, 39908480, 49885600, 50278400, 62357000, 62848000, 63853568, 65024000, 79816960, 99771200, 124714000, 125696000, 127707136, 159633920, 199542400, 249428000, 251392000, 255414272, 319267840, 399084800, 498856000, 638535680, 798169600, 997712000, 1277071360, 1596339200, 1995424000, 3192678400, 3990848000, 6385356800, 7981696000, 15963392000, 31926784000]

約数ペア:

[(1, 31926784000), (2, 15963392000), (4, 7981696000), (5, 6385356800), (8, 3990848000), (10, 3192678400), (16, 1995424000), (20, 1596339200), (25, 1277071360), (32, 997712000), (40, 798169600), (50, 638535680), (64, 498856000), (80, 399084800), (100, 319267840), (125, 255414272), (127, 251392000), (128, 249428000), (160, 199542400), (200, 159633920), (250, 127707136), (254, 125696000), (256, 124714000), (320, 99771200), (400, 79816960), (491, 65024000), (500, 63853568), (508, 62848000), (512, 62357000), (635, 50278400), (640, 49885600), (800, 39908480), (982, 32512000), (1000, 31926784), (1016, 31424000), (1024, 31178500), (1270, 25139200), (1280, 24942800), (1600, 19954240), (1964, 16256000), (2000, 15963392), (2032, 15712000), (2048, 15589250), (2455, 13004800), (2540, 12569600), (2560, 12471400), (3175, 10055680), (3200, 9977120), (3928, 8128000), (4000, 7981696), (4064, 7856000), (4096, 7794625), (4910, 6502400), (5080, 6284800), (5120, 6235700), (6350, 5027840), (6400, 4988560), (7856, 4064000), (8000, 3990848), (8128, 3928000), (9820, 3251200), (10160, 3142400), (10240, 3117850), (12275, 2600960), (12700, 2513920), (12800, 2494280), (15712, 2032000), (15875, 2011136), (16000, 1995424), (16256, 1964000), (19640, 1625600), (20320, 1571200), (20480, 1558925), (24550, 1300480), (25400, 1256960), (25600, 1247140), (31424, 1016000), (31750, 1005568), (32000, 997712), (32512, 982000), (39280, 812800), (40640, 785600), (49100, 650240), (50800, 628480), (51200, 623570), (61375, 520192), (62357, 512000), (62848, 508000), (63500, 502784), (64000, 498856), (65024, 491000), (78560, 406400), (81280, 392800), (98200, 325120), (101600, 314240), (102400, 311785), (122750, 260096), (124714, 256000), (125696, 254000), (127000, 251392), (128000, 249428), (130048, 245500), (157120, 203200), (162560, 196400)]