15968720000

素因数分解:

$2^7\times 5^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 320

約数和(自身を含む): 42214487040

約数和(自身を除く): 26245767040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 47, 50, 62, 64, 80, 94, 100, 124, 125, 128, 137, 155, 160, 188, 200, 235, 248, 250, 274, 310, 320, 376, 400, 470, 496, 500, 548, 620, 625, 640, 685, 752, 775, 800, 940, 992, 1000, 1096, 1175, 1240, 1250, 1370, 1457, 1504, 1550, 1600, 1880, 1984, 2000, 2192, 2350, 2480, 2500, 2740, 2914, 3008, 3100, 3200, 3425, 3760, 3875, 3968, 4000, 4247, 4384, 4700, 4960, 5000, 5480, 5828, 5875, 6016, 6200, 6439, 6850, 7285, 7520, 7750, 8000, 8494, 8768, 9400, 9920, 10000, 10960, 11656, 11750, 12400, 12878, 13700, 14570, 15040, 15500, 16000, 16988, 17125, 17536, 18800, 19375, 19840, 20000, 21235, 21920, 23312, 23500, 24800, 25756, 27400, 29140, 29375, 30080, 31000, 32195, 33976, 34250, 36425, 37600, 38750, 40000, 42470, 43840, 46624, 47000, 49600, 51512, 54800, 58280, 58750, 62000, 64390, 67952, 68500, 72850, 75200, 77500, 80000, 84940, 85625, 87680, 93248, 94000, 99200, 103024, 106175, 109600, 116560, 117500, 124000, 128780, 135904, 137000, 145700, 150400, 155000, 160975, 169880, 171250, 182125, 186496, 188000, 199609, 206048, 212350, 219200, 233120, 235000, 248000, 257560, 271808, 274000, 291400, 310000, 321950, 339760, 342500, 364250, 376000, 399218, 412096, 424700, 438400, 466240, 470000, 496000, 515120, 530875, 543616, 548000, 582800, 620000, 643900, 679520, 685000, 728500, 752000, 798436, 804875, 824192, 849400, 910625, 932480, 940000, 998045, 1030240, 1061750, 1096000, 1165600, 1240000, 1287800, 1359040, 1370000, 1457000, 1596872, 1609750, 1698800, 1821250, 1880000, 1996090, 2060480, 2123500, 2192000, 2331200, 2480000, 2575600, 2654375, 2718080, 2740000, 2914000, 3193744, 3219500, 3397600, 3642500, 3760000, 3992180, 4024375, 4120960, 4247000, 4662400, 4990225, 5151200, 5308750, 5480000, 5828000, 6387488, 6439000, 6795200, 7285000, 7984360, 8048750, 8494000, 9980450, 10302400, 10617500, 10960000, 11656000, 12774976, 12878000, 13590400, 14570000, 15968720, 16097500, 16988000, 19960900, 20604800, 21235000, 23312000, 24951125, 25549952, 25756000, 29140000, 31937440, 32195000, 33976000, 39921800, 42470000, 49902250, 51512000, 58280000, 63874880, 64390000, 67952000, 79843600, 84940000, 99804500, 103024000, 116560000, 124755625, 127749760, 128780000, 159687200, 169880000, 199609000, 249511250, 257560000, 319374400, 339760000, 399218000, 499022500, 515120000, 638748800, 798436000, 998045000, 1596872000, 1996090000, 3193744000, 3992180000, 7984360000, 15968720000]

約数ペア:

[(1, 15968720000), (2, 7984360000), (4, 3992180000), (5, 3193744000), (8, 1996090000), (10, 1596872000), (16, 998045000), (20, 798436000), (25, 638748800), (31, 515120000), (32, 499022500), (40, 399218000), (47, 339760000), (50, 319374400), (62, 257560000), (64, 249511250), (80, 199609000), (94, 169880000), (100, 159687200), (124, 128780000), (125, 127749760), (128, 124755625), (137, 116560000), (155, 103024000), (160, 99804500), (188, 84940000), (200, 79843600), (235, 67952000), (248, 64390000), (250, 63874880), (274, 58280000), (310, 51512000), (320, 49902250), (376, 42470000), (400, 39921800), (470, 33976000), (496, 32195000), (500, 31937440), (548, 29140000), (620, 25756000), (625, 25549952), (640, 24951125), (685, 23312000), (752, 21235000), (775, 20604800), (800, 19960900), (940, 16988000), (992, 16097500), (1000, 15968720), (1096, 14570000), (1175, 13590400), (1240, 12878000), (1250, 12774976), (1370, 11656000), (1457, 10960000), (1504, 10617500), (1550, 10302400), (1600, 9980450), (1880, 8494000), (1984, 8048750), (2000, 7984360), (2192, 7285000), (2350, 6795200), (2480, 6439000), (2500, 6387488), (2740, 5828000), (2914, 5480000), (3008, 5308750), (3100, 5151200), (3200, 4990225), (3425, 4662400), (3760, 4247000), (3875, 4120960), (3968, 4024375), (4000, 3992180), (4247, 3760000), (4384, 3642500), (4700, 3397600), (4960, 3219500), (5000, 3193744), (5480, 2914000), (5828, 2740000), (5875, 2718080), (6016, 2654375), (6200, 2575600), (6439, 2480000), (6850, 2331200), (7285, 2192000), (7520, 2123500), (7750, 2060480), (8000, 1996090), (8494, 1880000), (8768, 1821250), (9400, 1698800), (9920, 1609750), (10000, 1596872), (10960, 1457000), (11656, 1370000), (11750, 1359040), (12400, 1287800), (12878, 1240000), (13700, 1165600), (14570, 1096000), (15040, 1061750), (15500, 1030240), (16000, 998045), (16988, 940000), (17125, 932480), (17536, 910625), (18800, 849400), (19375, 824192), (19840, 804875), (20000, 798436), (21235, 752000), (21920, 728500), (23312, 685000), (23500, 679520), (24800, 643900), (25756, 620000), (27400, 582800), (29140, 548000), (29375, 543616), (30080, 530875), (31000, 515120), (32195, 496000), (33976, 470000), (34250, 466240), (36425, 438400), (37600, 424700), (38750, 412096), (40000, 399218), (42470, 376000), (43840, 364250), (46624, 342500), (47000, 339760), (49600, 321950), (51512, 310000), (54800, 291400), (58280, 274000), (58750, 271808), (62000, 257560), (64390, 248000), (67952, 235000), (68500, 233120), (72850, 219200), (75200, 212350), (77500, 206048), (80000, 199609), (84940, 188000), (85625, 186496), (87680, 182125), (93248, 171250), (94000, 169880), (99200, 160975), (103024, 155000), (106175, 150400), (109600, 145700), (116560, 137000), (117500, 135904), (124000, 128780)]