189838880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:863

約数の個数: 192

約数和(自身を含む): 589317120

約数和(自身を除く): 399478240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 352, 380, 385, 418, 440, 532, 560, 608, 616, 665, 760, 770, 811, 836, 880, 1045, 1064, 1120, 1232, 1330, 1463, 1520, 1540, 1622, 1672, 1760, 2090, 2128, 2464, 2660, 2926, 3040, 3080, 3244, 3344, 4055, 4180, 4256, 5320, 5677, 5852, 6160, 6488, 6688, 7315, 8110, 8360, 8921, 10640, 11354, 11704, 12320, 12976, 14630, 15409, 16220, 16720, 17842, 21280, 22708, 23408, 25952, 28385, 29260, 30818, 32440, 33440, 35684, 44605, 45416, 46816, 56770, 58520, 61636, 62447, 64880, 71368, 77045, 89210, 90832, 107863, 113540, 117040, 123272, 124894, 129760, 142736, 154090, 169499, 178420, 181664, 215726, 227080, 234080, 246544, 249788, 285472, 308180, 312235, 338998, 356840, 431452, 454160, 493088, 499576, 539315, 616360, 624470, 677996, 713680, 847495, 862904, 908320, 999152, 1078630, 1186493, 1232720, 1248940, 1355992, 1427360, 1694990, 1725808, 1998304, 2157260, 2372986, 2465440, 2497880, 2711984, 3389980, 3451616, 4314520, 4745972, 4995760, 5423968, 5932465, 6779960, 8629040, 9491944, 9991520, 11864930, 13559920, 17258080, 18983888, 23729860, 27119840, 37967776, 47459720, 94919440, 189838880]

約数ペア:

[(1, 189838880), (2, 94919440), (4, 47459720), (5, 37967776), (7, 27119840), (8, 23729860), (10, 18983888), (11, 17258080), (14, 13559920), (16, 11864930), (19, 9991520), (20, 9491944), (22, 8629040), (28, 6779960), (32, 5932465), (35, 5423968), (38, 4995760), (40, 4745972), (44, 4314520), (55, 3451616), (56, 3389980), (70, 2711984), (76, 2497880), (77, 2465440), (80, 2372986), (88, 2157260), (95, 1998304), (110, 1725808), (112, 1694990), (133, 1427360), (140, 1355992), (152, 1248940), (154, 1232720), (160, 1186493), (176, 1078630), (190, 999152), (209, 908320), (220, 862904), (224, 847495), (266, 713680), (280, 677996), (304, 624470), (308, 616360), (352, 539315), (380, 499576), (385, 493088), (418, 454160), (440, 431452), (532, 356840), (560, 338998), (608, 312235), (616, 308180), (665, 285472), (760, 249788), (770, 246544), (811, 234080), (836, 227080), (880, 215726), (1045, 181664), (1064, 178420), (1120, 169499), (1232, 154090), (1330, 142736), (1463, 129760), (1520, 124894), (1540, 123272), (1622, 117040), (1672, 113540), (1760, 107863), (2090, 90832), (2128, 89210), (2464, 77045), (2660, 71368), (2926, 64880), (3040, 62447), (3080, 61636), (3244, 58520), (3344, 56770), (4055, 46816), (4180, 45416), (4256, 44605), (5320, 35684), (5677, 33440), (5852, 32440), (6160, 30818), (6488, 29260), (6688, 28385), (7315, 25952), (8110, 23408), (8360, 22708), (8921, 21280), (10640, 17842), (11354, 16720), (11704, 16220), (12320, 15409), (12976, 14630)]