315031920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:340

約数の個数: 320

約数和(自身を含む): 1206779904

約数和(自身を除く): 891747984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 31, 35, 40, 42, 46, 48, 56, 60, 62, 69, 70, 80, 84, 92, 93, 105, 112, 115, 120, 124, 138, 140, 155, 161, 168, 184, 186, 210, 217, 230, 240, 248, 263, 276, 280, 310, 322, 336, 345, 368, 372, 420, 434, 460, 465, 483, 496, 526, 552, 560, 620, 644, 651, 690, 713, 744, 789, 805, 840, 868, 920, 930, 966, 1052, 1085, 1104, 1240, 1288, 1302, 1315, 1380, 1426, 1488, 1578, 1610, 1680, 1736, 1840, 1841, 1860, 1932, 2104, 2139, 2170, 2415, 2480, 2576, 2604, 2630, 2760, 2852, 3156, 3220, 3255, 3472, 3565, 3682, 3720, 3864, 3945, 4208, 4278, 4340, 4830, 4991, 5208, 5260, 5520, 5523, 5704, 6049, 6312, 6440, 6510, 7130, 7364, 7440, 7728, 7890, 8153, 8556, 8680, 9205, 9660, 9982, 10416, 10520, 10695, 11046, 11408, 12098, 12624, 12880, 13020, 14260, 14728, 14973, 15780, 16306, 17112, 17360, 18147, 18410, 19320, 19964, 21040, 21390, 22092, 24196, 24459, 24955, 26040, 27615, 28520, 29456, 29946, 30245, 31560, 32612, 34224, 36294, 36820, 38640, 39928, 40765, 42343, 42780, 44184, 48392, 48918, 49910, 52080, 55230, 57040, 57071, 59892, 60490, 63120, 65224, 72588, 73640, 74865, 79856, 81530, 84686, 85560, 88368, 90735, 96784, 97836, 99820, 110460, 114142, 119784, 120980, 122295, 127029, 130448, 145176, 147280, 149730, 163060, 169372, 171120, 171213, 181470, 187519, 195672, 199640, 211715, 220920, 228284, 239568, 241960, 244590, 254058, 285355, 290352, 299460, 326120, 338744, 342426, 362940, 375038, 391344, 399280, 423430, 441840, 456568, 483920, 489180, 508116, 562557, 570710, 598920, 635145, 652240, 677488, 684852, 725880, 750076, 846860, 856065, 913136, 937595, 978360, 1016232, 1125114, 1141420, 1197840, 1270290, 1312633, 1369704, 1451760, 1500152, 1693720, 1712130, 1875190, 1956720, 2032464, 2250228, 2282840, 2540580, 2625266, 2739408, 2812785, 3000304, 3387440, 3424260, 3750380, 3937899, 4500456, 4565680, 5081160, 5250532, 5625570, 6563165, 6848520, 7500760, 7875798, 9000912, 10162320, 10501064, 11251140, 13126330, 13697040, 15001520, 15751596, 19689495, 21002128, 22502280, 26252660, 31503192, 39378990, 45004560, 52505320, 63006384, 78757980, 105010640, 157515960, 315031920]

約数ペア:

[(1, 315031920), (2, 157515960), (3, 105010640), (4, 78757980), (5, 63006384), (6, 52505320), (7, 45004560), (8, 39378990), (10, 31503192), (12, 26252660), (14, 22502280), (15, 21002128), (16, 19689495), (20, 15751596), (21, 15001520), (23, 13697040), (24, 13126330), (28, 11251140), (30, 10501064), (31, 10162320), (35, 9000912), (40, 7875798), (42, 7500760), (46, 6848520), (48, 6563165), (56, 5625570), (60, 5250532), (62, 5081160), (69, 4565680), (70, 4500456), (80, 3937899), (84, 3750380), (92, 3424260), (93, 3387440), (105, 3000304), (112, 2812785), (115, 2739408), (120, 2625266), (124, 2540580), (138, 2282840), (140, 2250228), (155, 2032464), (161, 1956720), (168, 1875190), (184, 1712130), (186, 1693720), (210, 1500152), (217, 1451760), (230, 1369704), (240, 1312633), (248, 1270290), (263, 1197840), (276, 1141420), (280, 1125114), (310, 1016232), (322, 978360), (336, 937595), (345, 913136), (368, 856065), (372, 846860), (420, 750076), (434, 725880), (460, 684852), (465, 677488), (483, 652240), (496, 635145), (526, 598920), (552, 570710), (560, 562557), (620, 508116), (644, 489180), (651, 483920), (690, 456568), (713, 441840), (744, 423430), (789, 399280), (805, 391344), (840, 375038), (868, 362940), (920, 342426), (930, 338744), (966, 326120), (1052, 299460), (1085, 290352), (1104, 285355), (1240, 254058), (1288, 244590), (1302, 241960), (1315, 239568), (1380, 228284), (1426, 220920), (1488, 211715), (1578, 199640), (1610, 195672), (1680, 187519), (1736, 181470), (1840, 171213), (1841, 171120), (1860, 169372), (1932, 163060), (2104, 149730), (2139, 147280), (2170, 145176), (2415, 130448), (2480, 127029), (2576, 122295), (2604, 120980), (2630, 119784), (2760, 114142), (2852, 110460), (3156, 99820), (3220, 97836), (3255, 96784), (3472, 90735), (3565, 88368), (3682, 85560), (3720, 84686), (3864, 81530), (3945, 79856), (4208, 74865), (4278, 73640), (4340, 72588), (4830, 65224), (4991, 63120), (5208, 60490), (5260, 59892), (5520, 57071), (5523, 57040), (5704, 55230), (6049, 52080), (6312, 49910), (6440, 48918), (6510, 48392), (7130, 44184), (7364, 42780), (7440, 42343), (7728, 40765), (7890, 39928), (8153, 38640), (8556, 36820), (8680, 36294), (9205, 34224), (9660, 32612), (9982, 31560), (10416, 30245), (10520, 29946), (10695, 29456), (11046, 28520), (11408, 27615), (12098, 26040), (12624, 24955), (12880, 24459), (13020, 24196), (14260, 22092), (14728, 21390), (14973, 21040), (15780, 19964), (16306, 19320), (17112, 18410), (17360, 18147)]