238721280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 890072064

約数和(自身を除く): 651350784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 83, 84, 96, 105, 107, 112, 120, 128, 140, 160, 166, 168, 192, 210, 214, 224, 240, 249, 256, 280, 320, 321, 332, 336, 384, 415, 420, 428, 448, 480, 498, 535, 560, 581, 640, 642, 664, 672, 749, 768, 830, 840, 856, 896, 960, 996, 1070, 1120, 1162, 1245, 1280, 1284, 1328, 1344, 1498, 1605, 1660, 1680, 1712, 1743, 1792, 1920, 1992, 2140, 2240, 2247, 2324, 2490, 2568, 2656, 2688, 2905, 2996, 3210, 3320, 3360, 3424, 3486, 3745, 3840, 3984, 4280, 4480, 4494, 4648, 4980, 5136, 5312, 5376, 5810, 5992, 6420, 6640, 6720, 6848, 6972, 7490, 7968, 8560, 8715, 8881, 8960, 8988, 9296, 9960, 10272, 10624, 11235, 11620, 11984, 12840, 13280, 13440, 13696, 13944, 14980, 15936, 17120, 17430, 17762, 17976, 18592, 19920, 20544, 21248, 22470, 23240, 23968, 25680, 26560, 26643, 26880, 27392, 27888, 29960, 31872, 34240, 34860, 35524, 35952, 37184, 39840, 41088, 44405, 44940, 46480, 47936, 51360, 53120, 53286, 55776, 59920, 62167, 63744, 68480, 69720, 71048, 71904, 74368, 79680, 82176, 88810, 89880, 92960, 95872, 102720, 106240, 106572, 111552, 119840, 124334, 133215, 136960, 139440, 142096, 143808, 148736, 159360, 177620, 179760, 185920, 186501, 191744, 205440, 213144, 223104, 239680, 248668, 266430, 278880, 284192, 287616, 310835, 318720, 355240, 359520, 371840, 373002, 410880, 426288, 446208, 479360, 497336, 532860, 557760, 568384, 575232, 621670, 710480, 719040, 743680, 746004, 852576, 932505, 958720, 994672, 1065720, 1115520, 1136768, 1243340, 1420960, 1438080, 1492008, 1705152, 1865010, 1989344, 2131440, 2231040, 2273536, 2486680, 2841920, 2876160, 2984016, 3410304, 3730020, 3978688, 4262880, 4973360, 5683840, 5968032, 6820608, 7460040, 7957376, 8525760, 9946720, 11367680, 11936064, 14920080, 15914752, 17051520, 19893440, 23872128, 29840160, 34103040, 39786880, 47744256, 59680320, 79573760, 119360640, 238721280]

約数ペア:

[(1, 238721280), (2, 119360640), (3, 79573760), (4, 59680320), (5, 47744256), (6, 39786880), (7, 34103040), (8, 29840160), (10, 23872128), (12, 19893440), (14, 17051520), (15, 15914752), (16, 14920080), (20, 11936064), (21, 11367680), (24, 9946720), (28, 8525760), (30, 7957376), (32, 7460040), (35, 6820608), (40, 5968032), (42, 5683840), (48, 4973360), (56, 4262880), (60, 3978688), (64, 3730020), (70, 3410304), (80, 2984016), (83, 2876160), (84, 2841920), (96, 2486680), (105, 2273536), (107, 2231040), (112, 2131440), (120, 1989344), (128, 1865010), (140, 1705152), (160, 1492008), (166, 1438080), (168, 1420960), (192, 1243340), (210, 1136768), (214, 1115520), (224, 1065720), (240, 994672), (249, 958720), (256, 932505), (280, 852576), (320, 746004), (321, 743680), (332, 719040), (336, 710480), (384, 621670), (415, 575232), (420, 568384), (428, 557760), (448, 532860), (480, 497336), (498, 479360), (535, 446208), (560, 426288), (581, 410880), (640, 373002), (642, 371840), (664, 359520), (672, 355240), (749, 318720), (768, 310835), (830, 287616), (840, 284192), (856, 278880), (896, 266430), (960, 248668), (996, 239680), (1070, 223104), (1120, 213144), (1162, 205440), (1245, 191744), (1280, 186501), (1284, 185920), (1328, 179760), (1344, 177620), (1498, 159360), (1605, 148736), (1660, 143808), (1680, 142096), (1712, 139440), (1743, 136960), (1792, 133215), (1920, 124334), (1992, 119840), (2140, 111552), (2240, 106572), (2247, 106240), (2324, 102720), (2490, 95872), (2568, 92960), (2656, 89880), (2688, 88810), (2905, 82176), (2996, 79680), (3210, 74368), (3320, 71904), (3360, 71048), (3424, 69720), (3486, 68480), (3745, 63744), (3840, 62167), (3984, 59920), (4280, 55776), (4480, 53286), (4494, 53120), (4648, 51360), (4980, 47936), (5136, 46480), (5312, 44940), (5376, 44405), (5810, 41088), (5992, 39840), (6420, 37184), (6640, 35952), (6720, 35524), (6848, 34860), (6972, 34240), (7490, 31872), (7968, 29960), (8560, 27888), (8715, 27392), (8881, 26880), (8960, 26643), (8988, 26560), (9296, 25680), (9960, 23968), (10272, 23240), (10624, 22470), (11235, 21248), (11620, 20544), (11984, 19920), (12840, 18592), (13280, 17976), (13440, 17762), (13696, 17430), (13944, 17120), (14980, 15936)]