1801477760

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 192

約数和(自身を含む): 4782100680

約数和(自身を除く): 2980622920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 128, 136, 160, 170, 184, 230, 272, 313, 320, 340, 368, 391, 460, 529, 544, 626, 640, 680, 736, 782, 920, 1058, 1088, 1252, 1360, 1472, 1564, 1565, 1840, 1955, 2116, 2176, 2504, 2645, 2720, 2944, 3128, 3130, 3680, 3910, 4232, 5008, 5290, 5321, 5440, 6256, 6260, 7199, 7360, 7820, 8464, 8993, 10016, 10580, 10642, 10880, 12512, 12520, 14398, 14720, 15640, 16928, 17986, 20032, 21160, 21284, 25024, 25040, 26605, 28796, 31280, 33856, 35972, 35995, 40064, 42320, 42568, 44965, 50048, 50080, 53210, 57592, 62560, 67712, 71944, 71990, 84640, 85136, 89930, 100160, 106420, 115184, 122383, 125120, 143888, 143980, 165577, 169280, 170272, 179860, 200320, 212840, 230368, 244766, 250240, 287776, 287960, 331154, 338560, 340544, 359720, 425680, 460736, 489532, 575552, 575920, 611915, 662308, 681088, 719440, 827885, 851360, 921472, 979064, 1151104, 1151840, 1223830, 1324616, 1438880, 1655770, 1702720, 1958128, 2303680, 2447660, 2649232, 2814809, 2877760, 3311540, 3405440, 3916256, 4607360, 4895320, 5298464, 5629618, 5755520, 6623080, 7832512, 9790640, 10596928, 11259236, 13246160, 14074045, 15665024, 19581280, 21193856, 22518472, 26492320, 28148090, 39162560, 45036944, 52984640, 56296180, 78325120, 90073888, 105969280, 112592360, 180147776, 225184720, 360295552, 450369440, 900738880, 1801477760]

約数ペア:

[(1, 1801477760), (2, 900738880), (4, 450369440), (5, 360295552), (8, 225184720), (10, 180147776), (16, 112592360), (17, 105969280), (20, 90073888), (23, 78325120), (32, 56296180), (34, 52984640), (40, 45036944), (46, 39162560), (64, 28148090), (68, 26492320), (80, 22518472), (85, 21193856), (92, 19581280), (115, 15665024), (128, 14074045), (136, 13246160), (160, 11259236), (170, 10596928), (184, 9790640), (230, 7832512), (272, 6623080), (313, 5755520), (320, 5629618), (340, 5298464), (368, 4895320), (391, 4607360), (460, 3916256), (529, 3405440), (544, 3311540), (626, 2877760), (640, 2814809), (680, 2649232), (736, 2447660), (782, 2303680), (920, 1958128), (1058, 1702720), (1088, 1655770), (1252, 1438880), (1360, 1324616), (1472, 1223830), (1564, 1151840), (1565, 1151104), (1840, 979064), (1955, 921472), (2116, 851360), (2176, 827885), (2504, 719440), (2645, 681088), (2720, 662308), (2944, 611915), (3128, 575920), (3130, 575552), (3680, 489532), (3910, 460736), (4232, 425680), (5008, 359720), (5290, 340544), (5321, 338560), (5440, 331154), (6256, 287960), (6260, 287776), (7199, 250240), (7360, 244766), (7820, 230368), (8464, 212840), (8993, 200320), (10016, 179860), (10580, 170272), (10642, 169280), (10880, 165577), (12512, 143980), (12520, 143888), (14398, 125120), (14720, 122383), (15640, 115184), (16928, 106420), (17986, 100160), (20032, 89930), (21160, 85136), (21284, 84640), (25024, 71990), (25040, 71944), (26605, 67712), (28796, 62560), (31280, 57592), (33856, 53210), (35972, 50080), (35995, 50048), (40064, 44965), (42320, 42568)]