278014080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7621}}^1$

素因数の和:7662

約数の個数: 128

約数和(自身を含む): 932932800

約数和(自身を除く): 654918720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 4560, 6080, 7296, 7621, 9120, 12160, 15242, 18240, 22863, 30484, 36480, 38105, 45726, 60968, 76210, 91452, 114315, 121936, 144799, 152420, 182904, 228630, 243872, 289598, 304840, 365808, 434397, 457260, 487744, 579196, 609680, 723995, 731616, 868794, 914520, 975488, 1158392, 1219360, 1447990, 1463232, 1737588, 1829040, 2171985, 2316784, 2438720, 2895980, 2926464, 3475176, 3658080, 4343970, 4633568, 4877440, 5791960, 6950352, 7316160, 8687940, 9267136, 11583920, 13900704, 14632320, 17375880, 18534272, 23167840, 27801408, 34751760, 46335680, 55602816, 69503520, 92671360, 139007040, 278014080]

約数ペア:

[(1, 278014080), (2, 139007040), (3, 92671360), (4, 69503520), (5, 55602816), (6, 46335680), (8, 34751760), (10, 27801408), (12, 23167840), (15, 18534272), (16, 17375880), (19, 14632320), (20, 13900704), (24, 11583920), (30, 9267136), (32, 8687940), (38, 7316160), (40, 6950352), (48, 5791960), (57, 4877440), (60, 4633568), (64, 4343970), (76, 3658080), (80, 3475176), (95, 2926464), (96, 2895980), (114, 2438720), (120, 2316784), (128, 2171985), (152, 1829040), (160, 1737588), (190, 1463232), (192, 1447990), (228, 1219360), (240, 1158392), (285, 975488), (304, 914520), (320, 868794), (380, 731616), (384, 723995), (456, 609680), (480, 579196), (570, 487744), (608, 457260), (640, 434397), (760, 365808), (912, 304840), (960, 289598), (1140, 243872), (1216, 228630), (1520, 182904), (1824, 152420), (1920, 144799), (2280, 121936), (2432, 114315), (3040, 91452), (3648, 76210), (4560, 60968), (6080, 45726), (7296, 38105), (7621, 36480), (9120, 30484), (12160, 22863), (15242, 18240)]