1899687420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{367}}^1$

素因数の和:724

約数の個数: 144

約数和(自身を含む): 5847004800

約数和(自身を除く): 3947317380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 193, 298, 367, 386, 447, 579, 596, 734, 745, 772, 894, 965, 1101, 1158, 1341, 1468, 1490, 1737, 1788, 1835, 1930, 2202, 2235, 2316, 2682, 2895, 2980, 3303, 3474, 3670, 3860, 4404, 4470, 5364, 5505, 5790, 6606, 6705, 6948, 7340, 8685, 8940, 11010, 11580, 13212, 13410, 16515, 17370, 22020, 26820, 28757, 33030, 34740, 54683, 57514, 66060, 70831, 86271, 109366, 115028, 141662, 143785, 164049, 172542, 212493, 218732, 258813, 273415, 283324, 287570, 328098, 345084, 354155, 424986, 431355, 492147, 517626, 546830, 575140, 637479, 656196, 708310, 820245, 849972, 862710, 984294, 1035252, 1062465, 1093660, 1274958, 1294065, 1416620, 1640490, 1725420, 1968588, 2124930, 2460735, 2549916, 2588130, 3187395, 3280980, 4249860, 4921470, 5176260, 6374790, 9842940, 10553819, 12749580, 21107638, 31661457, 42215276, 52769095, 63322914, 94984371, 105538190, 126645828, 158307285, 189968742, 211076380, 316614570, 379937484, 474921855, 633229140, 949843710, 1899687420]

約数ペア:

[(1, 1899687420), (2, 949843710), (3, 633229140), (4, 474921855), (5, 379937484), (6, 316614570), (9, 211076380), (10, 189968742), (12, 158307285), (15, 126645828), (18, 105538190), (20, 94984371), (30, 63322914), (36, 52769095), (45, 42215276), (60, 31661457), (90, 21107638), (149, 12749580), (180, 10553819), (193, 9842940), (298, 6374790), (367, 5176260), (386, 4921470), (447, 4249860), (579, 3280980), (596, 3187395), (734, 2588130), (745, 2549916), (772, 2460735), (894, 2124930), (965, 1968588), (1101, 1725420), (1158, 1640490), (1341, 1416620), (1468, 1294065), (1490, 1274958), (1737, 1093660), (1788, 1062465), (1835, 1035252), (1930, 984294), (2202, 862710), (2235, 849972), (2316, 820245), (2682, 708310), (2895, 656196), (2980, 637479), (3303, 575140), (3474, 546830), (3670, 517626), (3860, 492147), (4404, 431355), (4470, 424986), (5364, 354155), (5505, 345084), (5790, 328098), (6606, 287570), (6705, 283324), (6948, 273415), (7340, 258813), (8685, 218732), (8940, 212493), (11010, 172542), (11580, 164049), (13212, 143785), (13410, 141662), (16515, 115028), (17370, 109366), (22020, 86271), (26820, 70831), (28757, 66060), (33030, 57514), (34740, 54683)]