161751180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 516096000

約数和(自身を除く): 354344820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 31, 38, 46, 57, 60, 62, 69, 76, 92, 93, 95, 114, 115, 124, 138, 155, 186, 190, 199, 228, 230, 276, 285, 310, 345, 372, 380, 398, 437, 460, 465, 570, 589, 597, 620, 690, 713, 796, 874, 930, 995, 1140, 1178, 1194, 1311, 1380, 1426, 1748, 1767, 1860, 1990, 2139, 2185, 2356, 2388, 2622, 2852, 2945, 2985, 3534, 3565, 3781, 3980, 4278, 4370, 4577, 5244, 5890, 5970, 6169, 6555, 7068, 7130, 7562, 8556, 8740, 8835, 9154, 10695, 11343, 11780, 11940, 12338, 13110, 13547, 13731, 14260, 15124, 17670, 18308, 18507, 18905, 21390, 22686, 22885, 24676, 26220, 27094, 27462, 30845, 35340, 37014, 37810, 40641, 42780, 45372, 45770, 54188, 54924, 56715, 61690, 67735, 68655, 74028, 75620, 81282, 86963, 91540, 92535, 113430, 117211, 123380, 135470, 137310, 141887, 162564, 173926, 185070, 203205, 226860, 234422, 260889, 270940, 274620, 283774, 347852, 351633, 370140, 406410, 425661, 434815, 468844, 521778, 567548, 586055, 703266, 709435, 812820, 851322, 869630, 1043556, 1172110, 1304445, 1406532, 1418870, 1702644, 1739260, 1758165, 2128305, 2344220, 2608890, 2695853, 2837740, 3516330, 4256610, 5217780, 5391706, 7032660, 8087559, 8513220, 10783412, 13479265, 16175118, 26958530, 32350236, 40437795, 53917060, 80875590, 161751180]

約数ペア:

[(1, 161751180), (2, 80875590), (3, 53917060), (4, 40437795), (5, 32350236), (6, 26958530), (10, 16175118), (12, 13479265), (15, 10783412), (19, 8513220), (20, 8087559), (23, 7032660), (30, 5391706), (31, 5217780), (38, 4256610), (46, 3516330), (57, 2837740), (60, 2695853), (62, 2608890), (69, 2344220), (76, 2128305), (92, 1758165), (93, 1739260), (95, 1702644), (114, 1418870), (115, 1406532), (124, 1304445), (138, 1172110), (155, 1043556), (186, 869630), (190, 851322), (199, 812820), (228, 709435), (230, 703266), (276, 586055), (285, 567548), (310, 521778), (345, 468844), (372, 434815), (380, 425661), (398, 406410), (437, 370140), (460, 351633), (465, 347852), (570, 283774), (589, 274620), (597, 270940), (620, 260889), (690, 234422), (713, 226860), (796, 203205), (874, 185070), (930, 173926), (995, 162564), (1140, 141887), (1178, 137310), (1194, 135470), (1311, 123380), (1380, 117211), (1426, 113430), (1748, 92535), (1767, 91540), (1860, 86963), (1990, 81282), (2139, 75620), (2185, 74028), (2356, 68655), (2388, 67735), (2622, 61690), (2852, 56715), (2945, 54924), (2985, 54188), (3534, 45770), (3565, 45372), (3781, 42780), (3980, 40641), (4278, 37810), (4370, 37014), (4577, 35340), (5244, 30845), (5890, 27462), (5970, 27094), (6169, 26220), (6555, 24676), (7068, 22885), (7130, 22686), (7562, 21390), (8556, 18905), (8740, 18507), (8835, 18308), (9154, 17670), (10695, 15124), (11343, 14260), (11780, 13731), (11940, 13547), (12338, 13110)]