256093440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3923}}^1$

素因数の和:3964

約数の個数: 144

約数和(自身を含む): 866230848

約数和(自身を除く): 610137408

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, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3840, 3923, 4080, 4352, 5440, 6528, 7846, 8160, 10880, 11769, 13056, 15692, 16320, 19615, 21760, 23538, 31384, 32640, 39230, 47076, 58845, 62768, 65280, 66691, 78460, 94152, 117690, 125536, 133382, 156920, 188304, 200073, 235380, 251072, 266764, 313840, 333455, 376608, 400146, 470760, 502144, 533528, 627680, 666910, 753216, 800292, 941520, 1000365, 1004288, 1067056, 1255360, 1333820, 1506432, 1600584, 1883040, 2000730, 2134112, 2510720, 2667640, 3012864, 3201168, 3766080, 4001460, 4268224, 5021440, 5335280, 6402336, 7532160, 8002920, 8536448, 10670560, 12804672, 15064320, 16005840, 17072896, 21341120, 25609344, 32011680, 42682240, 51218688, 64023360, 85364480, 128046720, 256093440]

約数ペア:

[(1, 256093440), (2, 128046720), (3, 85364480), (4, 64023360), (5, 51218688), (6, 42682240), (8, 32011680), (10, 25609344), (12, 21341120), (15, 17072896), (16, 16005840), (17, 15064320), (20, 12804672), (24, 10670560), (30, 8536448), (32, 8002920), (34, 7532160), (40, 6402336), (48, 5335280), (51, 5021440), (60, 4268224), (64, 4001460), (68, 3766080), (80, 3201168), (85, 3012864), (96, 2667640), (102, 2510720), (120, 2134112), (128, 2000730), (136, 1883040), (160, 1600584), (170, 1506432), (192, 1333820), (204, 1255360), (240, 1067056), (255, 1004288), (256, 1000365), (272, 941520), (320, 800292), (340, 753216), (384, 666910), (408, 627680), (480, 533528), (510, 502144), (544, 470760), (640, 400146), (680, 376608), (768, 333455), (816, 313840), (960, 266764), (1020, 251072), (1088, 235380), (1280, 200073), (1360, 188304), (1632, 156920), (1920, 133382), (2040, 125536), (2176, 117690), (2720, 94152), (3264, 78460), (3840, 66691), (3923, 65280), (4080, 62768), (4352, 58845), (5440, 47076), (6528, 39230), (7846, 32640), (8160, 31384), (10880, 23538), (11769, 21760), (13056, 19615), (15692, 16320)]