239744640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 256

約数和(自身を含む): 819590400

約数和(自身を除く): 579845760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 61, 64, 69, 80, 89, 92, 96, 115, 120, 122, 128, 138, 160, 178, 183, 184, 192, 230, 240, 244, 267, 276, 305, 320, 345, 356, 366, 368, 384, 445, 460, 480, 488, 534, 552, 610, 640, 690, 712, 732, 736, 890, 915, 920, 960, 976, 1068, 1104, 1220, 1335, 1380, 1403, 1424, 1464, 1472, 1780, 1830, 1840, 1920, 1952, 2047, 2136, 2208, 2440, 2670, 2760, 2806, 2848, 2928, 2944, 3560, 3660, 3680, 3904, 4094, 4209, 4272, 4416, 4880, 5340, 5429, 5520, 5612, 5696, 5856, 6141, 7015, 7120, 7320, 7360, 7808, 8188, 8418, 8544, 8832, 9760, 10235, 10680, 10858, 11040, 11224, 11392, 11712, 12282, 14030, 14240, 14640, 14720, 16287, 16376, 16836, 17088, 19520, 20470, 21045, 21360, 21716, 22080, 22448, 23424, 24564, 27145, 28060, 28480, 29280, 30705, 32574, 32752, 33672, 34176, 39040, 40940, 42090, 42720, 43432, 44160, 44896, 49128, 54290, 56120, 56960, 58560, 61410, 65148, 65504, 67344, 81435, 81880, 84180, 85440, 86864, 89792, 98256, 108580, 112240, 117120, 122820, 124867, 130296, 131008, 134688, 162870, 163760, 168360, 170880, 173728, 179584, 196512, 217160, 224480, 245640, 249734, 260592, 262016, 269376, 325740, 327520, 336720, 347456, 374601, 393024, 434320, 448960, 491280, 499468, 521184, 538752, 624335, 651480, 655040, 673440, 694912, 749202, 786048, 868640, 897920, 982560, 998936, 1042368, 1248670, 1302960, 1310080, 1346880, 1498404, 1737280, 1873005, 1965120, 1997872, 2084736, 2497340, 2605920, 2693760, 2996808, 3474560, 3746010, 3930240, 3995744, 4994680, 5211840, 5993616, 7492020, 7991488, 9989360, 10423680, 11987232, 14984040, 15982976, 19978720, 23974464, 29968080, 39957440, 47948928, 59936160, 79914880, 119872320, 239744640]

約数ペア:

[(1, 239744640), (2, 119872320), (3, 79914880), (4, 59936160), (5, 47948928), (6, 39957440), (8, 29968080), (10, 23974464), (12, 19978720), (15, 15982976), (16, 14984040), (20, 11987232), (23, 10423680), (24, 9989360), (30, 7991488), (32, 7492020), (40, 5993616), (46, 5211840), (48, 4994680), (60, 3995744), (61, 3930240), (64, 3746010), (69, 3474560), (80, 2996808), (89, 2693760), (92, 2605920), (96, 2497340), (115, 2084736), (120, 1997872), (122, 1965120), (128, 1873005), (138, 1737280), (160, 1498404), (178, 1346880), (183, 1310080), (184, 1302960), (192, 1248670), (230, 1042368), (240, 998936), (244, 982560), (267, 897920), (276, 868640), (305, 786048), (320, 749202), (345, 694912), (356, 673440), (366, 655040), (368, 651480), (384, 624335), (445, 538752), (460, 521184), (480, 499468), (488, 491280), (534, 448960), (552, 434320), (610, 393024), (640, 374601), (690, 347456), (712, 336720), (732, 327520), (736, 325740), (890, 269376), (915, 262016), (920, 260592), (960, 249734), (976, 245640), (1068, 224480), (1104, 217160), (1220, 196512), (1335, 179584), (1380, 173728), (1403, 170880), (1424, 168360), (1464, 163760), (1472, 162870), (1780, 134688), (1830, 131008), (1840, 130296), (1920, 124867), (1952, 122820), (2047, 117120), (2136, 112240), (2208, 108580), (2440, 98256), (2670, 89792), (2760, 86864), (2806, 85440), (2848, 84180), (2928, 81880), (2944, 81435), (3560, 67344), (3660, 65504), (3680, 65148), (3904, 61410), (4094, 58560), (4209, 56960), (4272, 56120), (4416, 54290), (4880, 49128), (5340, 44896), (5429, 44160), (5520, 43432), (5612, 42720), (5696, 42090), (5856, 40940), (6141, 39040), (7015, 34176), (7120, 33672), (7320, 32752), (7360, 32574), (7808, 30705), (8188, 29280), (8418, 28480), (8544, 28060), (8832, 27145), (9760, 24564), (10235, 23424), (10680, 22448), (10858, 22080), (11040, 21716), (11224, 21360), (11392, 21045), (11712, 20470), (12282, 19520), (14030, 17088), (14240, 16836), (14640, 16376), (14720, 16287)]