128577240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 256

約数和(自身を含む): 476928000

約数和(自身を除く): 348350760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 79, 88, 90, 99, 108, 110, 120, 132, 135, 137, 158, 165, 180, 198, 216, 220, 237, 264, 270, 274, 297, 316, 330, 360, 395, 396, 411, 440, 474, 495, 540, 548, 594, 632, 660, 685, 711, 790, 792, 822, 869, 948, 990, 1080, 1096, 1185, 1188, 1233, 1320, 1370, 1422, 1485, 1507, 1580, 1644, 1738, 1896, 1980, 2055, 2133, 2370, 2376, 2466, 2607, 2740, 2844, 2970, 3014, 3160, 3288, 3476, 3555, 3699, 3960, 4110, 4266, 4345, 4521, 4740, 4932, 5214, 5480, 5688, 5940, 6028, 6165, 6952, 7110, 7398, 7535, 7821, 8220, 8532, 8690, 9042, 9480, 9864, 10428, 10665, 10823, 11880, 12056, 12330, 13035, 13563, 14220, 14796, 15070, 15642, 16440, 17064, 17380, 18084, 18495, 20856, 21330, 21646, 22605, 23463, 24660, 26070, 27126, 28440, 29592, 30140, 31284, 32469, 34760, 36168, 36990, 39105, 40689, 42660, 43292, 45210, 46926, 49320, 52140, 54115, 54252, 60280, 62568, 64938, 67815, 73980, 78210, 81378, 85320, 86584, 90420, 93852, 97407, 104280, 108230, 108504, 117315, 119053, 129876, 135630, 147960, 156420, 162345, 162756, 180840, 187704, 194814, 203445, 216460, 234630, 238106, 259752, 271260, 292221, 312840, 324690, 325512, 357159, 389628, 406890, 432920, 469260, 476212, 487035, 542520, 584442, 595265, 649380, 714318, 779256, 813780, 938520, 952424, 974070, 1071477, 1168884, 1190530, 1298760, 1428636, 1461105, 1627560, 1785795, 1948140, 2142954, 2337768, 2381060, 2857272, 2922210, 3214431, 3571590, 3896280, 4285908, 4762120, 5357385, 5844420, 6428862, 7143180, 8571816, 10714770, 11688840, 12857724, 14286360, 16072155, 21429540, 25715448, 32144310, 42859080, 64288620, 128577240]

約数ペア:

[(1, 128577240), (2, 64288620), (3, 42859080), (4, 32144310), (5, 25715448), (6, 21429540), (8, 16072155), (9, 14286360), (10, 12857724), (11, 11688840), (12, 10714770), (15, 8571816), (18, 7143180), (20, 6428862), (22, 5844420), (24, 5357385), (27, 4762120), (30, 4285908), (33, 3896280), (36, 3571590), (40, 3214431), (44, 2922210), (45, 2857272), (54, 2381060), (55, 2337768), (60, 2142954), (66, 1948140), (72, 1785795), (79, 1627560), (88, 1461105), (90, 1428636), (99, 1298760), (108, 1190530), (110, 1168884), (120, 1071477), (132, 974070), (135, 952424), (137, 938520), (158, 813780), (165, 779256), (180, 714318), (198, 649380), (216, 595265), (220, 584442), (237, 542520), (264, 487035), (270, 476212), (274, 469260), (297, 432920), (316, 406890), (330, 389628), (360, 357159), (395, 325512), (396, 324690), (411, 312840), (440, 292221), (474, 271260), (495, 259752), (540, 238106), (548, 234630), (594, 216460), (632, 203445), (660, 194814), (685, 187704), (711, 180840), (790, 162756), (792, 162345), (822, 156420), (869, 147960), (948, 135630), (990, 129876), (1080, 119053), (1096, 117315), (1185, 108504), (1188, 108230), (1233, 104280), (1320, 97407), (1370, 93852), (1422, 90420), (1485, 86584), (1507, 85320), (1580, 81378), (1644, 78210), (1738, 73980), (1896, 67815), (1980, 64938), (2055, 62568), (2133, 60280), (2370, 54252), (2376, 54115), (2466, 52140), (2607, 49320), (2740, 46926), (2844, 45210), (2970, 43292), (3014, 42660), (3160, 40689), (3288, 39105), (3476, 36990), (3555, 36168), (3699, 34760), (3960, 32469), (4110, 31284), (4266, 30140), (4345, 29592), (4521, 28440), (4740, 27126), (4932, 26070), (5214, 24660), (5480, 23463), (5688, 22605), (5940, 21646), (6028, 21330), (6165, 20856), (6952, 18495), (7110, 18084), (7398, 17380), (7535, 17064), (7821, 16440), (8220, 15642), (8532, 15070), (8690, 14796), (9042, 14220), (9480, 13563), (9864, 13035), (10428, 12330), (10665, 12056), (10823, 11880)]