640465920

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:188

約数の個数: 352

約数和(自身を含む): 2352248640

約数和(自身を除く): 1711782720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 64, 72, 80, 82, 90, 96, 108, 113, 120, 123, 128, 135, 144, 160, 164, 180, 192, 205, 216, 226, 240, 246, 256, 270, 288, 320, 328, 339, 360, 369, 384, 410, 432, 452, 480, 492, 512, 540, 565, 576, 615, 640, 656, 678, 720, 738, 768, 820, 864, 904, 960, 984, 1017, 1024, 1080, 1107, 1130, 1152, 1230, 1280, 1312, 1356, 1440, 1476, 1536, 1640, 1695, 1728, 1808, 1845, 1920, 1968, 2034, 2160, 2214, 2260, 2304, 2460, 2560, 2624, 2712, 2880, 2952, 3051, 3072, 3280, 3390, 3456, 3616, 3690, 3840, 3936, 4068, 4320, 4428, 4520, 4608, 4633, 4920, 5085, 5120, 5248, 5424, 5535, 5760, 5904, 6102, 6560, 6780, 6912, 7232, 7380, 7680, 7872, 8136, 8640, 8856, 9040, 9216, 9266, 9840, 10170, 10496, 10848, 11070, 11520, 11808, 12204, 13120, 13560, 13824, 13899, 14464, 14760, 15255, 15360, 15744, 16272, 17280, 17712, 18080, 18532, 19680, 20340, 20992, 21696, 22140, 23040, 23165, 23616, 24408, 26240, 27120, 27648, 27798, 28928, 29520, 30510, 31488, 32544, 34560, 35424, 36160, 37064, 39360, 40680, 41697, 41984, 43392, 44280, 46080, 46330, 47232, 48816, 52480, 54240, 55596, 57856, 59040, 61020, 62976, 65088, 69120, 69495, 70848, 72320, 74128, 78720, 81360, 83394, 86784, 88560, 92660, 94464, 97632, 104960, 108480, 111192, 115712, 118080, 122040, 125091, 125952, 130176, 138240, 138990, 141696, 144640, 148256, 157440, 162720, 166788, 173568, 177120, 185320, 188928, 195264, 208485, 209920, 216960, 222384, 236160, 244080, 250182, 260352, 277980, 283392, 289280, 296512, 314880, 325440, 333576, 347136, 354240, 370640, 377856, 390528, 416970, 433920, 444768, 472320, 488160, 500364, 520704, 555960, 566784, 578560, 593024, 625455, 629760, 650880, 667152, 708480, 741280, 781056, 833940, 867840, 889536, 944640, 976320, 1000728, 1041408, 1111920, 1133568, 1186048, 1250910, 1301760, 1334304, 1416960, 1482560, 1562112, 1667880, 1735680, 1779072, 1889280, 1952640, 2001456, 2223840, 2372096, 2501820, 2603520, 2668608, 2833920, 2965120, 3124224, 3335760, 3558144, 3905280, 4002912, 4447680, 4744192, 5003640, 5207040, 5337216, 5667840, 5930240, 6671520, 7116288, 7810560, 8005824, 8895360, 10007280, 10674432, 11860480, 13343040, 14232576, 15621120, 16011648, 17790720, 20014560, 21348864, 23720960, 26686080, 32023296, 35581440, 40029120, 42697728, 53372160, 64046592, 71162880, 80058240, 106744320, 128093184, 160116480, 213488640, 320232960, 640465920]

約数ペア:

[(1, 640465920), (2, 320232960), (3, 213488640), (4, 160116480), (5, 128093184), (6, 106744320), (8, 80058240), (9, 71162880), (10, 64046592), (12, 53372160), (15, 42697728), (16, 40029120), (18, 35581440), (20, 32023296), (24, 26686080), (27, 23720960), (30, 21348864), (32, 20014560), (36, 17790720), (40, 16011648), (41, 15621120), (45, 14232576), (48, 13343040), (54, 11860480), (60, 10674432), (64, 10007280), (72, 8895360), (80, 8005824), (82, 7810560), (90, 7116288), (96, 6671520), (108, 5930240), (113, 5667840), (120, 5337216), (123, 5207040), (128, 5003640), (135, 4744192), (144, 4447680), (160, 4002912), (164, 3905280), (180, 3558144), (192, 3335760), (205, 3124224), (216, 2965120), (226, 2833920), (240, 2668608), (246, 2603520), (256, 2501820), (270, 2372096), (288, 2223840), (320, 2001456), (328, 1952640), (339, 1889280), (360, 1779072), (369, 1735680), (384, 1667880), (410, 1562112), (432, 1482560), (452, 1416960), (480, 1334304), (492, 1301760), (512, 1250910), (540, 1186048), (565, 1133568), (576, 1111920), (615, 1041408), (640, 1000728), (656, 976320), (678, 944640), (720, 889536), (738, 867840), (768, 833940), (820, 781056), (864, 741280), (904, 708480), (960, 667152), (984, 650880), (1017, 629760), (1024, 625455), (1080, 593024), (1107, 578560), (1130, 566784), (1152, 555960), (1230, 520704), (1280, 500364), (1312, 488160), (1356, 472320), (1440, 444768), (1476, 433920), (1536, 416970), (1640, 390528), (1695, 377856), (1728, 370640), (1808, 354240), (1845, 347136), (1920, 333576), (1968, 325440), (2034, 314880), (2160, 296512), (2214, 289280), (2260, 283392), (2304, 277980), (2460, 260352), (2560, 250182), (2624, 244080), (2712, 236160), (2880, 222384), (2952, 216960), (3051, 209920), (3072, 208485), (3280, 195264), (3390, 188928), (3456, 185320), (3616, 177120), (3690, 173568), (3840, 166788), (3936, 162720), (4068, 157440), (4320, 148256), (4428, 144640), (4520, 141696), (4608, 138990), (4633, 138240), (4920, 130176), (5085, 125952), (5120, 125091), (5248, 122040), (5424, 118080), (5535, 115712), (5760, 111192), (5904, 108480), (6102, 104960), (6560, 97632), (6780, 94464), (6912, 92660), (7232, 88560), (7380, 86784), (7680, 83394), (7872, 81360), (8136, 78720), (8640, 74128), (8856, 72320), (9040, 70848), (9216, 69495), (9266, 69120), (9840, 65088), (10170, 62976), (10496, 61020), (10848, 59040), (11070, 57856), (11520, 55596), (11808, 54240), (12204, 52480), (13120, 48816), (13560, 47232), (13824, 46330), (13899, 46080), (14464, 44280), (14760, 43392), (15255, 41984), (15360, 41697), (15744, 40680), (16272, 39360), (17280, 37064), (17712, 36160), (18080, 35424), (18532, 34560), (19680, 32544), (20340, 31488), (20992, 30510), (21696, 29520), (22140, 28928), (23040, 27798), (23165, 27648), (23616, 27120), (24408, 26240)]