316799280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:528

約数の個数: 240

約数和(自身を含む): 1225635840

約数和(自身を除く): 908836560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 239, 240, 252, 263, 280, 315, 336, 360, 420, 478, 504, 526, 560, 630, 717, 720, 789, 840, 956, 1008, 1052, 1195, 1260, 1315, 1434, 1578, 1673, 1680, 1841, 1912, 2104, 2151, 2367, 2390, 2520, 2630, 2868, 3156, 3346, 3585, 3682, 3824, 3945, 4208, 4302, 4734, 4780, 5019, 5040, 5260, 5523, 5736, 6312, 6692, 7170, 7364, 7890, 8365, 8604, 9205, 9468, 9560, 10038, 10520, 10755, 11046, 11472, 11835, 12624, 13384, 14340, 14728, 15057, 15780, 16569, 16730, 17208, 18410, 18936, 19120, 20076, 21040, 21510, 22092, 23670, 25095, 26768, 27615, 28680, 29456, 30114, 31560, 33138, 33460, 34416, 36820, 37872, 40152, 43020, 44184, 47340, 50190, 55230, 57360, 60228, 62857, 63120, 66276, 66920, 73640, 75285, 80304, 82845, 86040, 88368, 94680, 100380, 110460, 120456, 125714, 132552, 133840, 147280, 150570, 165690, 172080, 188571, 189360, 200760, 220920, 240912, 251428, 265104, 301140, 314285, 331380, 377142, 401520, 439999, 441840, 502856, 565713, 602280, 628570, 662760, 754284, 879998, 942855, 1005712, 1131426, 1204560, 1257140, 1319997, 1325520, 1508568, 1759996, 1885710, 2199995, 2262852, 2514280, 2639994, 2828565, 3017136, 3519992, 3771420, 3959991, 4399990, 4525704, 5028560, 5279988, 5657130, 6599985, 7039984, 7542840, 7919982, 8799980, 9051408, 10559976, 11314260, 13199970, 15085680, 15839964, 17599960, 19799955, 21119952, 22628520, 26399940, 31679928, 35199920, 39599910, 45257040, 52799880, 63359856, 79199820, 105599760, 158399640, 316799280]

約数ペア:

[(1, 316799280), (2, 158399640), (3, 105599760), (4, 79199820), (5, 63359856), (6, 52799880), (7, 45257040), (8, 39599910), (9, 35199920), (10, 31679928), (12, 26399940), (14, 22628520), (15, 21119952), (16, 19799955), (18, 17599960), (20, 15839964), (21, 15085680), (24, 13199970), (28, 11314260), (30, 10559976), (35, 9051408), (36, 8799980), (40, 7919982), (42, 7542840), (45, 7039984), (48, 6599985), (56, 5657130), (60, 5279988), (63, 5028560), (70, 4525704), (72, 4399990), (80, 3959991), (84, 3771420), (90, 3519992), (105, 3017136), (112, 2828565), (120, 2639994), (126, 2514280), (140, 2262852), (144, 2199995), (168, 1885710), (180, 1759996), (210, 1508568), (239, 1325520), (240, 1319997), (252, 1257140), (263, 1204560), (280, 1131426), (315, 1005712), (336, 942855), (360, 879998), (420, 754284), (478, 662760), (504, 628570), (526, 602280), (560, 565713), (630, 502856), (717, 441840), (720, 439999), (789, 401520), (840, 377142), (956, 331380), (1008, 314285), (1052, 301140), (1195, 265104), (1260, 251428), (1315, 240912), (1434, 220920), (1578, 200760), (1673, 189360), (1680, 188571), (1841, 172080), (1912, 165690), (2104, 150570), (2151, 147280), (2367, 133840), (2390, 132552), (2520, 125714), (2630, 120456), (2868, 110460), (3156, 100380), (3346, 94680), (3585, 88368), (3682, 86040), (3824, 82845), (3945, 80304), (4208, 75285), (4302, 73640), (4734, 66920), (4780, 66276), (5019, 63120), (5040, 62857), (5260, 60228), (5523, 57360), (5736, 55230), (6312, 50190), (6692, 47340), (7170, 44184), (7364, 43020), (7890, 40152), (8365, 37872), (8604, 36820), (9205, 34416), (9468, 33460), (9560, 33138), (10038, 31560), (10520, 30114), (10755, 29456), (11046, 28680), (11472, 27615), (11835, 26768), (12624, 25095), (13384, 23670), (14340, 22092), (14728, 21510), (15057, 21040), (15780, 20076), (16569, 19120), (16730, 18936), (17208, 18410)]