51143760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{283}}^1$

素因数の和:553

約数の個数: 120

約数和(自身を含む): 173051424

約数和(自身を除く): 121907664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 251, 283, 360, 502, 566, 720, 753, 849, 1004, 1132, 1255, 1415, 1506, 1698, 2008, 2259, 2264, 2510, 2547, 2830, 3012, 3396, 3765, 4016, 4245, 4518, 4528, 5020, 5094, 5660, 6024, 6792, 7530, 8490, 9036, 10040, 10188, 11295, 11320, 12048, 12735, 13584, 15060, 16980, 18072, 20080, 20376, 22590, 22640, 25470, 30120, 33960, 36144, 40752, 45180, 50940, 60240, 67920, 71033, 90360, 101880, 142066, 180720, 203760, 213099, 284132, 355165, 426198, 568264, 639297, 710330, 852396, 1065495, 1136528, 1278594, 1420660, 1704792, 2130990, 2557188, 2841320, 3196485, 3409584, 4261980, 5114376, 5682640, 6392970, 8523960, 10228752, 12785940, 17047920, 25571880, 51143760]

約数ペア:

[(1, 51143760), (2, 25571880), (3, 17047920), (4, 12785940), (5, 10228752), (6, 8523960), (8, 6392970), (9, 5682640), (10, 5114376), (12, 4261980), (15, 3409584), (16, 3196485), (18, 2841320), (20, 2557188), (24, 2130990), (30, 1704792), (36, 1420660), (40, 1278594), (45, 1136528), (48, 1065495), (60, 852396), (72, 710330), (80, 639297), (90, 568264), (120, 426198), (144, 355165), (180, 284132), (240, 213099), (251, 203760), (283, 180720), (360, 142066), (502, 101880), (566, 90360), (720, 71033), (753, 67920), (849, 60240), (1004, 50940), (1132, 45180), (1255, 40752), (1415, 36144), (1506, 33960), (1698, 30120), (2008, 25470), (2259, 22640), (2264, 22590), (2510, 20376), (2547, 20080), (2830, 18072), (3012, 16980), (3396, 15060), (3765, 13584), (4016, 12735), (4245, 12048), (4518, 11320), (4528, 11295), (5020, 10188), (5094, 10040), (5660, 9036), (6024, 8490), (6792, 7530)]