19962368000

素因数分解:

$2^{12}\times 5^3\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:473

約数の個数: 208

約数和(自身を含む): 50375829504

約数和(自身を除く): 30413461504

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, 307, 320, 400, 500, 508, 512, 614, 635, 640, 800, 1000, 1016, 1024, 1228, 1270, 1280, 1535, 1600, 2000, 2032, 2048, 2456, 2540, 2560, 3070, 3175, 3200, 4000, 4064, 4096, 4912, 5080, 5120, 6140, 6350, 6400, 7675, 8000, 8128, 9824, 10160, 10240, 12280, 12700, 12800, 15350, 15875, 16000, 16256, 19648, 20320, 20480, 24560, 25400, 25600, 30700, 31750, 32000, 32512, 38375, 38989, 39296, 40640, 49120, 50800, 51200, 61400, 63500, 64000, 65024, 76750, 77978, 78592, 81280, 98240, 101600, 102400, 122800, 127000, 128000, 130048, 153500, 155956, 157184, 162560, 194945, 196480, 203200, 245600, 254000, 256000, 260096, 307000, 311912, 314368, 325120, 389890, 392960, 406400, 491200, 508000, 512000, 520192, 614000, 623824, 628736, 650240, 779780, 785920, 812800, 974725, 982400, 1016000, 1228000, 1247648, 1257472, 1300480, 1559560, 1571840, 1625600, 1949450, 1964800, 2032000, 2456000, 2495296, 2600960, 3119120, 3143680, 3251200, 3898900, 3929600, 4064000, 4873625, 4912000, 4990592, 6238240, 6287360, 6502400, 7797800, 7859200, 8128000, 9747250, 9824000, 9981184, 12476480, 13004800, 15595600, 15718400, 16256000, 19494500, 19648000, 19962368, 24952960, 31191200, 31436800, 32512000, 38989000, 39296000, 39924736, 49905920, 62382400, 65024000, 77978000, 78592000, 79849472, 99811840, 124764800, 155956000, 157184000, 159698944, 199623680, 249529600, 311912000, 399247360, 499059200, 623824000, 798494720, 998118400, 1247648000, 1996236800, 2495296000, 3992473600, 4990592000, 9981184000, 19962368000]

約数ペア:

[(1, 19962368000), (2, 9981184000), (4, 4990592000), (5, 3992473600), (8, 2495296000), (10, 1996236800), (16, 1247648000), (20, 998118400), (25, 798494720), (32, 623824000), (40, 499059200), (50, 399247360), (64, 311912000), (80, 249529600), (100, 199623680), (125, 159698944), (127, 157184000), (128, 155956000), (160, 124764800), (200, 99811840), (250, 79849472), (254, 78592000), (256, 77978000), (307, 65024000), (320, 62382400), (400, 49905920), (500, 39924736), (508, 39296000), (512, 38989000), (614, 32512000), (635, 31436800), (640, 31191200), (800, 24952960), (1000, 19962368), (1016, 19648000), (1024, 19494500), (1228, 16256000), (1270, 15718400), (1280, 15595600), (1535, 13004800), (1600, 12476480), (2000, 9981184), (2032, 9824000), (2048, 9747250), (2456, 8128000), (2540, 7859200), (2560, 7797800), (3070, 6502400), (3175, 6287360), (3200, 6238240), (4000, 4990592), (4064, 4912000), (4096, 4873625), (4912, 4064000), (5080, 3929600), (5120, 3898900), (6140, 3251200), (6350, 3143680), (6400, 3119120), (7675, 2600960), (8000, 2495296), (8128, 2456000), (9824, 2032000), (10160, 1964800), (10240, 1949450), (12280, 1625600), (12700, 1571840), (12800, 1559560), (15350, 1300480), (15875, 1257472), (16000, 1247648), (16256, 1228000), (19648, 1016000), (20320, 982400), (20480, 974725), (24560, 812800), (25400, 785920), (25600, 779780), (30700, 650240), (31750, 628736), (32000, 623824), (32512, 614000), (38375, 520192), (38989, 512000), (39296, 508000), (40640, 491200), (49120, 406400), (50800, 392960), (51200, 389890), (61400, 325120), (63500, 314368), (64000, 311912), (65024, 307000), (76750, 260096), (77978, 256000), (78592, 254000), (81280, 245600), (98240, 203200), (101600, 196480), (102400, 194945), (122800, 162560), (127000, 157184), (128000, 155956), (130048, 153500)]