128966040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{2437}}^1$

素因数の和:2471

約数の個数: 192

約数和(自身を含む): 500277600

約数和(自身を除く): 371311560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2437, 2520, 2646, 2940, 3528, 3780, 4410, 4874, 5292, 5880, 6615, 7311, 7560, 8820, 9748, 10584, 12185, 13230, 14622, 17059, 17640, 19496, 21933, 24370, 26460, 29244, 34118, 36555, 43866, 48740, 51177, 52920, 58488, 65799, 68236, 73110, 85295, 87732, 97480, 102354, 109665, 119413, 131598, 136472, 146220, 153531, 170590, 175464, 204708, 219330, 238826, 255885, 263196, 292440, 307062, 328995, 341180, 358239, 409416, 438660, 460593, 477652, 511770, 526392, 597065, 614124, 657990, 682360, 716478, 767655, 877320, 921186, 955304, 1023540, 1074717, 1194130, 1228248, 1315980, 1432956, 1535310, 1791195, 1842372, 2047080, 2149434, 2302965, 2388260, 2631960, 2865912, 3070620, 3224151, 3582390, 3684744, 4298868, 4605930, 4776520, 5373585, 6141240, 6448302, 7164780, 8597736, 9211860, 10747170, 12896604, 14329560, 16120755, 18423720, 21494340, 25793208, 32241510, 42988680, 64483020, 128966040]

約数ペア:

[(1, 128966040), (2, 64483020), (3, 42988680), (4, 32241510), (5, 25793208), (6, 21494340), (7, 18423720), (8, 16120755), (9, 14329560), (10, 12896604), (12, 10747170), (14, 9211860), (15, 8597736), (18, 7164780), (20, 6448302), (21, 6141240), (24, 5373585), (27, 4776520), (28, 4605930), (30, 4298868), (35, 3684744), (36, 3582390), (40, 3224151), (42, 3070620), (45, 2865912), (49, 2631960), (54, 2388260), (56, 2302965), (60, 2149434), (63, 2047080), (70, 1842372), (72, 1791195), (84, 1535310), (90, 1432956), (98, 1315980), (105, 1228248), (108, 1194130), (120, 1074717), (126, 1023540), (135, 955304), (140, 921186), (147, 877320), (168, 767655), (180, 716478), (189, 682360), (196, 657990), (210, 614124), (216, 597065), (245, 526392), (252, 511770), (270, 477652), (280, 460593), (294, 438660), (315, 409416), (360, 358239), (378, 341180), (392, 328995), (420, 307062), (441, 292440), (490, 263196), (504, 255885), (540, 238826), (588, 219330), (630, 204708), (735, 175464), (756, 170590), (840, 153531), (882, 146220), (945, 136472), (980, 131598), (1080, 119413), (1176, 109665), (1260, 102354), (1323, 97480), (1470, 87732), (1512, 85295), (1764, 73110), (1890, 68236), (1960, 65799), (2205, 58488), (2437, 52920), (2520, 51177), (2646, 48740), (2940, 43866), (3528, 36555), (3780, 34118), (4410, 29244), (4874, 26460), (5292, 24370), (5880, 21933), (6615, 19496), (7311, 17640), (7560, 17059), (8820, 14622), (9748, 13230), (10584, 12185)]