51551280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:336

約数の個数: 240

約数和(自身を含む): 197773056

約数和(自身を除く): 146221776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 23, 24, 30, 33, 36, 40, 44, 45, 46, 48, 55, 60, 66, 69, 72, 80, 88, 90, 92, 99, 110, 115, 120, 132, 138, 144, 165, 176, 180, 184, 198, 207, 220, 230, 240, 253, 264, 276, 283, 330, 345, 360, 368, 396, 414, 440, 460, 495, 506, 528, 552, 566, 660, 690, 720, 759, 792, 828, 849, 880, 920, 990, 1012, 1035, 1104, 1132, 1265, 1320, 1380, 1415, 1518, 1584, 1656, 1698, 1840, 1980, 2024, 2070, 2264, 2277, 2530, 2547, 2640, 2760, 2830, 3036, 3113, 3312, 3396, 3795, 3960, 4048, 4140, 4245, 4528, 4554, 5060, 5094, 5520, 5660, 6072, 6226, 6509, 6792, 7590, 7920, 8280, 8490, 9108, 9339, 10120, 10188, 11320, 11385, 12144, 12452, 12735, 13018, 13584, 15180, 15565, 16560, 16980, 18216, 18678, 19527, 20240, 20376, 22640, 22770, 24904, 25470, 26036, 28017, 30360, 31130, 32545, 33960, 36432, 37356, 39054, 40752, 45540, 46695, 49808, 50940, 52072, 56034, 58581, 60720, 62260, 65090, 67920, 71599, 74712, 78108, 91080, 93390, 97635, 101880, 104144, 112068, 117162, 124520, 130180, 140085, 143198, 149424, 156216, 182160, 186780, 195270, 203760, 214797, 224136, 234324, 249040, 260360, 280170, 286396, 292905, 312432, 357995, 373560, 390540, 429594, 448272, 468648, 520720, 560340, 572792, 585810, 644391, 715990, 747120, 781080, 859188, 937296, 1073985, 1120680, 1145584, 1171620, 1288782, 1431980, 1562160, 1718376, 2147970, 2241360, 2343240, 2577564, 2863960, 3221955, 3436752, 4295940, 4686480, 5155128, 5727920, 6443910, 8591880, 10310256, 12887820, 17183760, 25775640, 51551280]

約数ペア:

[(1, 51551280), (2, 25775640), (3, 17183760), (4, 12887820), (5, 10310256), (6, 8591880), (8, 6443910), (9, 5727920), (10, 5155128), (11, 4686480), (12, 4295940), (15, 3436752), (16, 3221955), (18, 2863960), (20, 2577564), (22, 2343240), (23, 2241360), (24, 2147970), (30, 1718376), (33, 1562160), (36, 1431980), (40, 1288782), (44, 1171620), (45, 1145584), (46, 1120680), (48, 1073985), (55, 937296), (60, 859188), (66, 781080), (69, 747120), (72, 715990), (80, 644391), (88, 585810), (90, 572792), (92, 560340), (99, 520720), (110, 468648), (115, 448272), (120, 429594), (132, 390540), (138, 373560), (144, 357995), (165, 312432), (176, 292905), (180, 286396), (184, 280170), (198, 260360), (207, 249040), (220, 234324), (230, 224136), (240, 214797), (253, 203760), (264, 195270), (276, 186780), (283, 182160), (330, 156216), (345, 149424), (360, 143198), (368, 140085), (396, 130180), (414, 124520), (440, 117162), (460, 112068), (495, 104144), (506, 101880), (528, 97635), (552, 93390), (566, 91080), (660, 78108), (690, 74712), (720, 71599), (759, 67920), (792, 65090), (828, 62260), (849, 60720), (880, 58581), (920, 56034), (990, 52072), (1012, 50940), (1035, 49808), (1104, 46695), (1132, 45540), (1265, 40752), (1320, 39054), (1380, 37356), (1415, 36432), (1518, 33960), (1584, 32545), (1656, 31130), (1698, 30360), (1840, 28017), (1980, 26036), (2024, 25470), (2070, 24904), (2264, 22770), (2277, 22640), (2530, 20376), (2547, 20240), (2640, 19527), (2760, 18678), (2830, 18216), (3036, 16980), (3113, 16560), (3312, 15565), (3396, 15180), (3795, 13584), (3960, 13018), (4048, 12735), (4140, 12452), (4245, 12144), (4528, 11385), (4554, 11320), (5060, 10188), (5094, 10120), (5520, 9339), (5660, 9108), (6072, 8490), (6226, 8280), (6509, 7920), (6792, 7590)]