393966720

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{3257}}^1$

素因数の和:3292

約数の個数: 256

約数和(自身を含む): 1595116800

約数和(自身を除く): 1201150080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3257, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6514, 6720, 7560, 8064, 8640, 9771, 10080, 12096, 13028, 13440, 15120, 16285, 17280, 19542, 20160, 22799, 24192, 26056, 29313, 30240, 32570, 39084, 40320, 45598, 48855, 52112, 58626, 60480, 65140, 68397, 78168, 87939, 91196, 97710, 104224, 113995, 117252, 120960, 130280, 136794, 146565, 156336, 175878, 182392, 195420, 205191, 208448, 227990, 234504, 260560, 273588, 293130, 312672, 341985, 351756, 364784, 390840, 410382, 416896, 439695, 455980, 469008, 521120, 547176, 586260, 615573, 625344, 683970, 703512, 729568, 781680, 820764, 879390, 911960, 938016, 1025955, 1042240, 1094352, 1172520, 1231146, 1250688, 1367940, 1407024, 1459136, 1563360, 1641528, 1758780, 1823920, 1876032, 2051910, 2084480, 2188704, 2345040, 2462292, 2735880, 2814048, 2918272, 3077865, 3126720, 3283056, 3517560, 3647840, 3752064, 4103820, 4377408, 4690080, 4924584, 5471760, 5628096, 6155730, 6253440, 6566112, 7035120, 7295680, 8207640, 8754816, 9380160, 9849168, 10943520, 11256192, 12311460, 13132224, 14070240, 14591360, 16415280, 18760320, 19698336, 21887040, 24622920, 26264448, 28140480, 32830560, 39396672, 43774080, 49245840, 56280960, 65661120, 78793344, 98491680, 131322240, 196983360, 393966720]

約数ペア:

[(1, 393966720), (2, 196983360), (3, 131322240), (4, 98491680), (5, 78793344), (6, 65661120), (7, 56280960), (8, 49245840), (9, 43774080), (10, 39396672), (12, 32830560), (14, 28140480), (15, 26264448), (16, 24622920), (18, 21887040), (20, 19698336), (21, 18760320), (24, 16415280), (27, 14591360), (28, 14070240), (30, 13132224), (32, 12311460), (35, 11256192), (36, 10943520), (40, 9849168), (42, 9380160), (45, 8754816), (48, 8207640), (54, 7295680), (56, 7035120), (60, 6566112), (63, 6253440), (64, 6155730), (70, 5628096), (72, 5471760), (80, 4924584), (84, 4690080), (90, 4377408), (96, 4103820), (105, 3752064), (108, 3647840), (112, 3517560), (120, 3283056), (126, 3126720), (128, 3077865), (135, 2918272), (140, 2814048), (144, 2735880), (160, 2462292), (168, 2345040), (180, 2188704), (189, 2084480), (192, 2051910), (210, 1876032), (216, 1823920), (224, 1758780), (240, 1641528), (252, 1563360), (270, 1459136), (280, 1407024), (288, 1367940), (315, 1250688), (320, 1231146), (336, 1172520), (360, 1094352), (378, 1042240), (384, 1025955), (420, 938016), (432, 911960), (448, 879390), (480, 820764), (504, 781680), (540, 729568), (560, 703512), (576, 683970), (630, 625344), (640, 615573), (672, 586260), (720, 547176), (756, 521120), (840, 469008), (864, 455980), (896, 439695), (945, 416896), (960, 410382), (1008, 390840), (1080, 364784), (1120, 351756), (1152, 341985), (1260, 312672), (1344, 293130), (1440, 273588), (1512, 260560), (1680, 234504), (1728, 227990), (1890, 208448), (1920, 205191), (2016, 195420), (2160, 182392), (2240, 175878), (2520, 156336), (2688, 146565), (2880, 136794), (3024, 130280), (3257, 120960), (3360, 117252), (3456, 113995), (3780, 104224), (4032, 97710), (4320, 91196), (4480, 87939), (5040, 78168), (5760, 68397), (6048, 65140), (6514, 60480), (6720, 58626), (7560, 52112), (8064, 48855), (8640, 45598), (9771, 40320), (10080, 39084), (12096, 32570), (13028, 30240), (13440, 29313), (15120, 26056), (16285, 24192), (17280, 22799), (19542, 20160)]