81578448

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:586

約数の個数: 160

約数和(自身を含む): 273196800

約数和(自身を除く): 191618352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 53, 54, 56, 63, 72, 84, 106, 108, 112, 126, 144, 159, 168, 189, 212, 216, 252, 318, 336, 371, 378, 424, 432, 477, 504, 509, 636, 742, 756, 848, 954, 1008, 1018, 1113, 1272, 1431, 1484, 1512, 1527, 1908, 2036, 2226, 2544, 2862, 2968, 3024, 3054, 3339, 3563, 3816, 4072, 4452, 4581, 5724, 5936, 6108, 6678, 7126, 7632, 8144, 8904, 9162, 10017, 10689, 11448, 12216, 13356, 13743, 14252, 17808, 18324, 20034, 21378, 22896, 24432, 26712, 26977, 27486, 28504, 32067, 36648, 40068, 42756, 53424, 53954, 54972, 57008, 64134, 73296, 80136, 80931, 85512, 96201, 107908, 109944, 128268, 160272, 161862, 171024, 188839, 192402, 215816, 219888, 242793, 256536, 323724, 377678, 384804, 431632, 485586, 513072, 566517, 647448, 728379, 755356, 769608, 971172, 1133034, 1294896, 1456758, 1510712, 1539216, 1699551, 1942344, 2266068, 2913516, 3021424, 3399102, 3884688, 4532136, 5098653, 5827032, 6798204, 9064272, 10197306, 11654064, 13596408, 20394612, 27192816, 40789224, 81578448]

約数ペア:

[(1, 81578448), (2, 40789224), (3, 27192816), (4, 20394612), (6, 13596408), (7, 11654064), (8, 10197306), (9, 9064272), (12, 6798204), (14, 5827032), (16, 5098653), (18, 4532136), (21, 3884688), (24, 3399102), (27, 3021424), (28, 2913516), (36, 2266068), (42, 1942344), (48, 1699551), (53, 1539216), (54, 1510712), (56, 1456758), (63, 1294896), (72, 1133034), (84, 971172), (106, 769608), (108, 755356), (112, 728379), (126, 647448), (144, 566517), (159, 513072), (168, 485586), (189, 431632), (212, 384804), (216, 377678), (252, 323724), (318, 256536), (336, 242793), (371, 219888), (378, 215816), (424, 192402), (432, 188839), (477, 171024), (504, 161862), (509, 160272), (636, 128268), (742, 109944), (756, 107908), (848, 96201), (954, 85512), (1008, 80931), (1018, 80136), (1113, 73296), (1272, 64134), (1431, 57008), (1484, 54972), (1512, 53954), (1527, 53424), (1908, 42756), (2036, 40068), (2226, 36648), (2544, 32067), (2862, 28504), (2968, 27486), (3024, 26977), (3054, 26712), (3339, 24432), (3563, 22896), (3816, 21378), (4072, 20034), (4452, 18324), (4581, 17808), (5724, 14252), (5936, 13743), (6108, 13356), (6678, 12216), (7126, 11448), (7632, 10689), (8144, 10017), (8904, 9162)]