311988960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:322

約数の個数: 288

約数和(自身を含む): 1141620480

約数和(自身を除く): 829631520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 31, 32, 36, 40, 45, 48, 58, 60, 62, 72, 80, 87, 90, 93, 96, 116, 120, 124, 144, 145, 155, 160, 174, 180, 186, 232, 240, 241, 248, 261, 279, 288, 290, 310, 348, 360, 372, 435, 464, 465, 480, 482, 496, 522, 558, 580, 620, 696, 720, 723, 744, 870, 899, 928, 930, 964, 992, 1044, 1116, 1160, 1205, 1240, 1305, 1392, 1395, 1440, 1446, 1488, 1740, 1798, 1860, 1928, 2088, 2169, 2232, 2320, 2410, 2480, 2610, 2697, 2784, 2790, 2892, 2976, 3480, 3596, 3615, 3720, 3856, 4176, 4338, 4464, 4495, 4640, 4820, 4960, 5220, 5394, 5580, 5784, 6960, 6989, 7192, 7230, 7440, 7471, 7712, 8091, 8352, 8676, 8928, 8990, 9640, 10440, 10788, 10845, 11160, 11568, 13485, 13920, 13978, 14384, 14460, 14880, 14942, 16182, 17352, 17980, 19280, 20880, 20967, 21576, 21690, 22320, 22413, 23136, 26970, 27956, 28768, 28920, 29884, 32364, 34704, 34945, 35960, 37355, 38560, 40455, 41760, 41934, 43152, 43380, 44640, 44826, 53940, 55912, 57840, 59768, 62901, 64728, 67239, 69408, 69890, 71920, 74710, 80910, 83868, 86304, 86760, 89652, 104835, 107880, 111824, 112065, 115680, 119536, 125802, 129456, 134478, 139780, 143840, 149420, 161820, 167736, 173520, 179304, 209670, 215760, 216659, 223648, 224130, 239072, 251604, 258912, 268956, 279560, 298840, 314505, 323640, 335472, 336195, 347040, 358608, 419340, 431520, 433318, 448260, 503208, 537912, 559120, 597680, 629010, 647280, 649977, 670944, 672390, 717216, 838680, 866636, 896520, 1006416, 1075824, 1083295, 1118240, 1195360, 1258020, 1294560, 1299954, 1344780, 1677360, 1733272, 1793040, 1949931, 2012832, 2151648, 2166590, 2516040, 2599908, 2689560, 3249885, 3354720, 3466544, 3586080, 3899862, 4333180, 5032080, 5199816, 5379120, 6499770, 6933088, 7799724, 8666360, 9749655, 10064160, 10399632, 10758240, 12999540, 15599448, 17332720, 19499310, 20799264, 25999080, 31198896, 34665440, 38998620, 51998160, 62397792, 77997240, 103996320, 155994480, 311988960]

約数ペア:

[(1, 311988960), (2, 155994480), (3, 103996320), (4, 77997240), (5, 62397792), (6, 51998160), (8, 38998620), (9, 34665440), (10, 31198896), (12, 25999080), (15, 20799264), (16, 19499310), (18, 17332720), (20, 15599448), (24, 12999540), (29, 10758240), (30, 10399632), (31, 10064160), (32, 9749655), (36, 8666360), (40, 7799724), (45, 6933088), (48, 6499770), (58, 5379120), (60, 5199816), (62, 5032080), (72, 4333180), (80, 3899862), (87, 3586080), (90, 3466544), (93, 3354720), (96, 3249885), (116, 2689560), (120, 2599908), (124, 2516040), (144, 2166590), (145, 2151648), (155, 2012832), (160, 1949931), (174, 1793040), (180, 1733272), (186, 1677360), (232, 1344780), (240, 1299954), (241, 1294560), (248, 1258020), (261, 1195360), (279, 1118240), (288, 1083295), (290, 1075824), (310, 1006416), (348, 896520), (360, 866636), (372, 838680), (435, 717216), (464, 672390), (465, 670944), (480, 649977), (482, 647280), (496, 629010), (522, 597680), (558, 559120), (580, 537912), (620, 503208), (696, 448260), (720, 433318), (723, 431520), (744, 419340), (870, 358608), (899, 347040), (928, 336195), (930, 335472), (964, 323640), (992, 314505), (1044, 298840), (1116, 279560), (1160, 268956), (1205, 258912), (1240, 251604), (1305, 239072), (1392, 224130), (1395, 223648), (1440, 216659), (1446, 215760), (1488, 209670), (1740, 179304), (1798, 173520), (1860, 167736), (1928, 161820), (2088, 149420), (2169, 143840), (2232, 139780), (2320, 134478), (2410, 129456), (2480, 125802), (2610, 119536), (2697, 115680), (2784, 112065), (2790, 111824), (2892, 107880), (2976, 104835), (3480, 89652), (3596, 86760), (3615, 86304), (3720, 83868), (3856, 80910), (4176, 74710), (4338, 71920), (4464, 69890), (4495, 69408), (4640, 67239), (4820, 64728), (4960, 62901), (5220, 59768), (5394, 57840), (5580, 55912), (5784, 53940), (6960, 44826), (6989, 44640), (7192, 43380), (7230, 43152), (7440, 41934), (7471, 41760), (7712, 40455), (8091, 38560), (8352, 37355), (8676, 35960), (8928, 34945), (8990, 34704), (9640, 32364), (10440, 29884), (10788, 28920), (10845, 28768), (11160, 27956), (11568, 26970), (13485, 23136), (13920, 22413), (13978, 22320), (14384, 21690), (14460, 21576), (14880, 20967), (14942, 20880), (16182, 19280), (17352, 17980)]