128612880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5413}}^1$

素因数の和:5446

約数の個数: 160

約数和(自身を含む): 483361920

約数和(自身を除く): 354749040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5413, 5940, 7920, 10826, 11880, 16239, 21652, 23760, 27065, 32478, 43304, 48717, 54130, 59543, 64956, 81195, 86608, 97434, 108260, 119086, 129912, 146151, 162390, 178629, 194868, 216520, 238172, 243585, 259824, 292302, 297715, 324780, 357258, 389736, 433040, 476344, 487170, 535887, 584604, 595430, 649560, 714516, 730755, 779472, 893145, 952688, 974340, 1071774, 1169208, 1190860, 1299120, 1429032, 1461510, 1607661, 1786290, 1948680, 2143548, 2338416, 2381720, 2679435, 2858064, 2923020, 3215322, 3572580, 3897360, 4287096, 4763440, 5358870, 5846040, 6430644, 7145160, 8038305, 8574192, 10717740, 11692080, 12861288, 14290320, 16076610, 21435480, 25722576, 32153220, 42870960, 64306440, 128612880]

約数ペア:

[(1, 128612880), (2, 64306440), (3, 42870960), (4, 32153220), (5, 25722576), (6, 21435480), (8, 16076610), (9, 14290320), (10, 12861288), (11, 11692080), (12, 10717740), (15, 8574192), (16, 8038305), (18, 7145160), (20, 6430644), (22, 5846040), (24, 5358870), (27, 4763440), (30, 4287096), (33, 3897360), (36, 3572580), (40, 3215322), (44, 2923020), (45, 2858064), (48, 2679435), (54, 2381720), (55, 2338416), (60, 2143548), (66, 1948680), (72, 1786290), (80, 1607661), (88, 1461510), (90, 1429032), (99, 1299120), (108, 1190860), (110, 1169208), (120, 1071774), (132, 974340), (135, 952688), (144, 893145), (165, 779472), (176, 730755), (180, 714516), (198, 649560), (216, 595430), (220, 584604), (240, 535887), (264, 487170), (270, 476344), (297, 433040), (330, 389736), (360, 357258), (396, 324780), (432, 297715), (440, 292302), (495, 259824), (528, 243585), (540, 238172), (594, 216520), (660, 194868), (720, 178629), (792, 162390), (880, 146151), (990, 129912), (1080, 119086), (1188, 108260), (1320, 97434), (1485, 86608), (1584, 81195), (1980, 64956), (2160, 59543), (2376, 54130), (2640, 48717), (2970, 43304), (3960, 32478), (4752, 27065), (5413, 23760), (5940, 21652), (7920, 16239), (10826, 11880)]