278000640

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{2011}}^1$

素因数の和:2045

約数の個数: 176

約数和(自身を含む): 988455360

約数和(自身を除く): 710454720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2011, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4022, 4320, 4608, 5120, 5760, 6033, 6912, 7680, 8044, 8640, 9216, 10055, 11520, 12066, 13824, 15360, 16088, 17280, 18099, 20110, 23040, 24132, 27648, 30165, 32176, 34560, 36198, 40220, 46080, 48264, 54297, 60330, 64352, 69120, 72396, 80440, 90495, 96528, 108594, 120660, 128704, 138240, 144792, 160880, 180990, 193056, 217188, 241320, 257408, 271485, 289584, 321760, 361980, 386112, 434376, 482640, 514816, 542970, 579168, 643520, 723960, 772224, 868752, 965280, 1029632, 1085940, 1158336, 1287040, 1447920, 1544448, 1737504, 1930560, 2059264, 2171880, 2316672, 2574080, 2895840, 3088896, 3475008, 3861120, 4343760, 4633344, 5148160, 5791680, 6177792, 6950016, 7722240, 8687520, 9266688, 10296320, 11583360, 13900032, 15444480, 17375040, 18533376, 23166720, 27800064, 30888960, 34750080, 46333440, 55600128, 69500160, 92666880, 139000320, 278000640]

約数ペア:

[(1, 278000640), (2, 139000320), (3, 92666880), (4, 69500160), (5, 55600128), (6, 46333440), (8, 34750080), (9, 30888960), (10, 27800064), (12, 23166720), (15, 18533376), (16, 17375040), (18, 15444480), (20, 13900032), (24, 11583360), (27, 10296320), (30, 9266688), (32, 8687520), (36, 7722240), (40, 6950016), (45, 6177792), (48, 5791680), (54, 5148160), (60, 4633344), (64, 4343760), (72, 3861120), (80, 3475008), (90, 3088896), (96, 2895840), (108, 2574080), (120, 2316672), (128, 2171880), (135, 2059264), (144, 1930560), (160, 1737504), (180, 1544448), (192, 1447920), (216, 1287040), (240, 1158336), (256, 1085940), (270, 1029632), (288, 965280), (320, 868752), (360, 772224), (384, 723960), (432, 643520), (480, 579168), (512, 542970), (540, 514816), (576, 482640), (640, 434376), (720, 386112), (768, 361980), (864, 321760), (960, 289584), (1024, 271485), (1080, 257408), (1152, 241320), (1280, 217188), (1440, 193056), (1536, 180990), (1728, 160880), (1920, 144792), (2011, 138240), (2160, 128704), (2304, 120660), (2560, 108594), (2880, 96528), (3072, 90495), (3456, 80440), (3840, 72396), (4022, 69120), (4320, 64352), (4608, 60330), (5120, 54297), (5760, 48264), (6033, 46080), (6912, 40220), (7680, 36198), (8044, 34560), (8640, 32176), (9216, 30165), (10055, 27648), (11520, 24132), (12066, 23040), (13824, 20110), (15360, 18099), (16088, 17280)]