647151360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1327}}^1$

素因数の和:1478

約数の個数: 144

約数和(自身を含む): 2084683776

約数和(自身を除く): 1437532416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 256, 320, 381, 384, 480, 508, 635, 640, 762, 768, 960, 1016, 1270, 1280, 1327, 1524, 1905, 1920, 2032, 2540, 2654, 3048, 3810, 3840, 3981, 4064, 5080, 5308, 6096, 6635, 7620, 7962, 8128, 10160, 10616, 12192, 13270, 15240, 15924, 16256, 19905, 20320, 21232, 24384, 26540, 30480, 31848, 32512, 39810, 40640, 42464, 48768, 53080, 60960, 63696, 79620, 81280, 84928, 97536, 106160, 121920, 127392, 159240, 162560, 168529, 169856, 212320, 243840, 254784, 318480, 337058, 339712, 424640, 487680, 505587, 509568, 636960, 674116, 842645, 849280, 1011174, 1019136, 1273920, 1348232, 1685290, 1698560, 2022348, 2527935, 2547840, 2696464, 3370580, 4044696, 5055870, 5095680, 5392928, 6741160, 8089392, 10111740, 10785856, 13482320, 16178784, 20223480, 21571712, 26964640, 32357568, 40446960, 43143424, 53929280, 64715136, 80893920, 107858560, 129430272, 161787840, 215717120, 323575680, 647151360]

約数ペア:

[(1, 647151360), (2, 323575680), (3, 215717120), (4, 161787840), (5, 129430272), (6, 107858560), (8, 80893920), (10, 64715136), (12, 53929280), (15, 43143424), (16, 40446960), (20, 32357568), (24, 26964640), (30, 21571712), (32, 20223480), (40, 16178784), (48, 13482320), (60, 10785856), (64, 10111740), (80, 8089392), (96, 6741160), (120, 5392928), (127, 5095680), (128, 5055870), (160, 4044696), (192, 3370580), (240, 2696464), (254, 2547840), (256, 2527935), (320, 2022348), (381, 1698560), (384, 1685290), (480, 1348232), (508, 1273920), (635, 1019136), (640, 1011174), (762, 849280), (768, 842645), (960, 674116), (1016, 636960), (1270, 509568), (1280, 505587), (1327, 487680), (1524, 424640), (1905, 339712), (1920, 337058), (2032, 318480), (2540, 254784), (2654, 243840), (3048, 212320), (3810, 169856), (3840, 168529), (3981, 162560), (4064, 159240), (5080, 127392), (5308, 121920), (6096, 106160), (6635, 97536), (7620, 84928), (7962, 81280), (8128, 79620), (10160, 63696), (10616, 60960), (12192, 53080), (13270, 48768), (15240, 42464), (15924, 40640), (16256, 39810), (19905, 32512), (20320, 31848), (21232, 30480), (24384, 26540)]