211247640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:894

約数の個数: 192

約数和(自身を含む): 740413440

約数和(自身を除く): 529165800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 31, 36, 40, 45, 46, 60, 62, 69, 72, 90, 92, 93, 115, 120, 124, 138, 155, 180, 184, 186, 207, 230, 248, 276, 279, 310, 345, 360, 372, 414, 460, 465, 552, 558, 620, 690, 713, 744, 823, 828, 920, 930, 1035, 1116, 1240, 1380, 1395, 1426, 1646, 1656, 1860, 2070, 2139, 2232, 2469, 2760, 2790, 2852, 3292, 3565, 3720, 4115, 4140, 4278, 4938, 5580, 5704, 6417, 6584, 7130, 7407, 8230, 8280, 8556, 9876, 10695, 11160, 12345, 12834, 14260, 14814, 16460, 17112, 18929, 19752, 21390, 24690, 25513, 25668, 28520, 29628, 32085, 32920, 37035, 37858, 42780, 49380, 51026, 51336, 56787, 59256, 64170, 74070, 75716, 76539, 85560, 94645, 98760, 102052, 113574, 127565, 128340, 148140, 151432, 153078, 170361, 189290, 204104, 227148, 229617, 255130, 256680, 283935, 296280, 306156, 340722, 378580, 382695, 454296, 459234, 510260, 567870, 586799, 612312, 681444, 757160, 765390, 851805, 918468, 1020520, 1135740, 1148085, 1173598, 1362888, 1530780, 1703610, 1760397, 1836936, 2271480, 2296170, 2347196, 2933995, 3061560, 3407220, 3520794, 4592340, 4694392, 5281191, 5867990, 6814440, 7041588, 8801985, 9184680, 10562382, 11735980, 14083176, 17603970, 21124764, 23471960, 26405955, 35207940, 42249528, 52811910, 70415880, 105623820, 211247640]

約数ペア:

[(1, 211247640), (2, 105623820), (3, 70415880), (4, 52811910), (5, 42249528), (6, 35207940), (8, 26405955), (9, 23471960), (10, 21124764), (12, 17603970), (15, 14083176), (18, 11735980), (20, 10562382), (23, 9184680), (24, 8801985), (30, 7041588), (31, 6814440), (36, 5867990), (40, 5281191), (45, 4694392), (46, 4592340), (60, 3520794), (62, 3407220), (69, 3061560), (72, 2933995), (90, 2347196), (92, 2296170), (93, 2271480), (115, 1836936), (120, 1760397), (124, 1703610), (138, 1530780), (155, 1362888), (180, 1173598), (184, 1148085), (186, 1135740), (207, 1020520), (230, 918468), (248, 851805), (276, 765390), (279, 757160), (310, 681444), (345, 612312), (360, 586799), (372, 567870), (414, 510260), (460, 459234), (465, 454296), (552, 382695), (558, 378580), (620, 340722), (690, 306156), (713, 296280), (744, 283935), (823, 256680), (828, 255130), (920, 229617), (930, 227148), (1035, 204104), (1116, 189290), (1240, 170361), (1380, 153078), (1395, 151432), (1426, 148140), (1646, 128340), (1656, 127565), (1860, 113574), (2070, 102052), (2139, 98760), (2232, 94645), (2469, 85560), (2760, 76539), (2790, 75716), (2852, 74070), (3292, 64170), (3565, 59256), (3720, 56787), (4115, 51336), (4140, 51026), (4278, 49380), (4938, 42780), (5580, 37858), (5704, 37035), (6417, 32920), (6584, 32085), (7130, 29628), (7407, 28520), (8230, 25668), (8280, 25513), (8556, 24690), (9876, 21390), (10695, 19752), (11160, 18929), (12345, 17112), (12834, 16460), (14260, 14814)]