2545201920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:475

約数の個数: 288

約数和(自身を含む): 8702926848

約数和(自身を除く): 6157724928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 127, 128, 136, 160, 170, 192, 204, 240, 254, 255, 256, 272, 307, 320, 340, 381, 384, 408, 480, 508, 510, 544, 614, 635, 640, 680, 762, 768, 816, 921, 960, 1016, 1020, 1088, 1228, 1270, 1280, 1360, 1524, 1535, 1632, 1842, 1905, 1920, 2032, 2040, 2159, 2176, 2456, 2540, 2720, 3048, 3070, 3264, 3684, 3810, 3840, 4064, 4080, 4318, 4352, 4605, 4912, 5080, 5219, 5440, 6096, 6140, 6477, 6528, 7368, 7620, 8128, 8160, 8636, 9210, 9824, 10160, 10438, 10795, 10880, 12192, 12280, 12954, 13056, 14736, 15240, 15657, 16256, 16320, 17272, 18420, 19648, 20320, 20876, 21590, 21760, 24384, 24560, 25908, 26095, 29472, 30480, 31314, 32385, 32512, 32640, 34544, 36840, 38989, 39296, 40640, 41752, 43180, 48768, 49120, 51816, 52190, 58944, 60960, 62628, 64770, 65280, 69088, 73680, 77978, 78285, 78592, 81280, 83504, 86360, 97536, 98240, 103632, 104380, 116967, 117888, 121920, 125256, 129540, 138176, 147360, 155956, 156570, 162560, 167008, 172720, 194945, 196480, 207264, 208760, 233934, 235776, 243840, 250512, 259080, 276352, 294720, 311912, 313140, 334016, 345440, 389890, 392960, 414528, 417520, 467868, 487680, 501024, 518160, 552704, 584835, 589440, 623824, 626280, 662813, 668032, 690880, 779780, 829056, 835040, 935736, 1002048, 1036320, 1169670, 1178880, 1247648, 1252560, 1325626, 1336064, 1381760, 1559560, 1658112, 1670080, 1871472, 1988439, 2004096, 2072640, 2339340, 2495296, 2505120, 2651252, 2763520, 3119120, 3314065, 3340160, 3742944, 3976878, 4008192, 4145280, 4678680, 4990592, 5010240, 5302504, 6238240, 6628130, 6680320, 7485888, 7953756, 8290560, 9357360, 9942195, 9981184, 10020480, 10605008, 12476480, 13256260, 14971776, 15907512, 18714720, 19884390, 20040960, 21210016, 24952960, 26512520, 29943552, 31815024, 37429440, 39768780, 42420032, 49905920, 53025040, 63630048, 74858880, 79537560, 84840064, 106050080, 127260096, 149717760, 159075120, 169680128, 212100160, 254520192, 318150240, 424200320, 509040384, 636300480, 848400640, 1272600960, 2545201920]

約数ペア:

[(1, 2545201920), (2, 1272600960), (3, 848400640), (4, 636300480), (5, 509040384), (6, 424200320), (8, 318150240), (10, 254520192), (12, 212100160), (15, 169680128), (16, 159075120), (17, 149717760), (20, 127260096), (24, 106050080), (30, 84840064), (32, 79537560), (34, 74858880), (40, 63630048), (48, 53025040), (51, 49905920), (60, 42420032), (64, 39768780), (68, 37429440), (80, 31815024), (85, 29943552), (96, 26512520), (102, 24952960), (120, 21210016), (127, 20040960), (128, 19884390), (136, 18714720), (160, 15907512), (170, 14971776), (192, 13256260), (204, 12476480), (240, 10605008), (254, 10020480), (255, 9981184), (256, 9942195), (272, 9357360), (307, 8290560), (320, 7953756), (340, 7485888), (381, 6680320), (384, 6628130), (408, 6238240), (480, 5302504), (508, 5010240), (510, 4990592), (544, 4678680), (614, 4145280), (635, 4008192), (640, 3976878), (680, 3742944), (762, 3340160), (768, 3314065), (816, 3119120), (921, 2763520), (960, 2651252), (1016, 2505120), (1020, 2495296), (1088, 2339340), (1228, 2072640), (1270, 2004096), (1280, 1988439), (1360, 1871472), (1524, 1670080), (1535, 1658112), (1632, 1559560), (1842, 1381760), (1905, 1336064), (1920, 1325626), (2032, 1252560), (2040, 1247648), (2159, 1178880), (2176, 1169670), (2456, 1036320), (2540, 1002048), (2720, 935736), (3048, 835040), (3070, 829056), (3264, 779780), (3684, 690880), (3810, 668032), (3840, 662813), (4064, 626280), (4080, 623824), (4318, 589440), (4352, 584835), (4605, 552704), (4912, 518160), (5080, 501024), (5219, 487680), (5440, 467868), (6096, 417520), (6140, 414528), (6477, 392960), (6528, 389890), (7368, 345440), (7620, 334016), (8128, 313140), (8160, 311912), (8636, 294720), (9210, 276352), (9824, 259080), (10160, 250512), (10438, 243840), (10795, 235776), (10880, 233934), (12192, 208760), (12280, 207264), (12954, 196480), (13056, 194945), (14736, 172720), (15240, 167008), (15657, 162560), (16256, 156570), (16320, 155956), (17272, 147360), (18420, 138176), (19648, 129540), (20320, 125256), (20876, 121920), (21590, 117888), (21760, 116967), (24384, 104380), (24560, 103632), (25908, 98240), (26095, 97536), (29472, 86360), (30480, 83504), (31314, 81280), (32385, 78592), (32512, 78285), (32640, 77978), (34544, 73680), (36840, 69088), (38989, 65280), (39296, 64770), (40640, 62628), (41752, 60960), (43180, 58944), (48768, 52190), (49120, 51816)]