621436816

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:310

約数の個数: 240

約数和(自身を含む): 1724139648

約数和(自身を除く): 1102702832

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 23, 26, 28, 44, 46, 49, 52, 56, 77, 88, 91, 92, 98, 104, 112, 143, 154, 161, 176, 182, 184, 196, 208, 241, 253, 286, 299, 308, 322, 364, 368, 392, 482, 506, 539, 572, 598, 616, 637, 644, 728, 784, 964, 1001, 1012, 1078, 1127, 1144, 1196, 1232, 1274, 1288, 1456, 1687, 1771, 1928, 2002, 2024, 2093, 2156, 2254, 2288, 2392, 2548, 2576, 2651, 3133, 3289, 3374, 3542, 3856, 4004, 4048, 4186, 4312, 4508, 4784, 5096, 5302, 5543, 6266, 6578, 6748, 7007, 7084, 8008, 8372, 8624, 9016, 10192, 10604, 11086, 11809, 12397, 12532, 13156, 13496, 14014, 14168, 14651, 16016, 16744, 18032, 18557, 21208, 21931, 22172, 23023, 23618, 24794, 25064, 26312, 26992, 28028, 28336, 29302, 33488, 34463, 37114, 38801, 42416, 43862, 44344, 46046, 47236, 49588, 50128, 52624, 56056, 58604, 60973, 68926, 72059, 74228, 77602, 87724, 88688, 92092, 94472, 99176, 112112, 117208, 121946, 129899, 137852, 144118, 148456, 153517, 155204, 161161, 175448, 184184, 188944, 198352, 234416, 241241, 243892, 259798, 271607, 275704, 288236, 296912, 307034, 310408, 322322, 350896, 368368, 426811, 482482, 487784, 504413, 519596, 543214, 551408, 576472, 614068, 620816, 644644, 792649, 853622, 964964, 975568, 1008826, 1039192, 1086428, 1152944, 1228136, 1289288, 1585298, 1688687, 1707244, 1929928, 2017652, 2078384, 2172856, 2456272, 2578576, 2987677, 3170596, 3377374, 3414488, 3530891, 3859856, 4035304, 4345712, 5548543, 5975354, 6341192, 6754748, 6828976, 7061782, 8070608, 11097086, 11950708, 12682384, 13509496, 14123564, 22194172, 23901416, 27018992, 28247128, 38839801, 44388344, 47802832, 56494256, 77679602, 88776688, 155359204, 310718408, 621436816]

約数ペア:

[(1, 621436816), (2, 310718408), (4, 155359204), (7, 88776688), (8, 77679602), (11, 56494256), (13, 47802832), (14, 44388344), (16, 38839801), (22, 28247128), (23, 27018992), (26, 23901416), (28, 22194172), (44, 14123564), (46, 13509496), (49, 12682384), (52, 11950708), (56, 11097086), (77, 8070608), (88, 7061782), (91, 6828976), (92, 6754748), (98, 6341192), (104, 5975354), (112, 5548543), (143, 4345712), (154, 4035304), (161, 3859856), (176, 3530891), (182, 3414488), (184, 3377374), (196, 3170596), (208, 2987677), (241, 2578576), (253, 2456272), (286, 2172856), (299, 2078384), (308, 2017652), (322, 1929928), (364, 1707244), (368, 1688687), (392, 1585298), (482, 1289288), (506, 1228136), (539, 1152944), (572, 1086428), (598, 1039192), (616, 1008826), (637, 975568), (644, 964964), (728, 853622), (784, 792649), (964, 644644), (1001, 620816), (1012, 614068), (1078, 576472), (1127, 551408), (1144, 543214), (1196, 519596), (1232, 504413), (1274, 487784), (1288, 482482), (1456, 426811), (1687, 368368), (1771, 350896), (1928, 322322), (2002, 310408), (2024, 307034), (2093, 296912), (2156, 288236), (2254, 275704), (2288, 271607), (2392, 259798), (2548, 243892), (2576, 241241), (2651, 234416), (3133, 198352), (3289, 188944), (3374, 184184), (3542, 175448), (3856, 161161), (4004, 155204), (4048, 153517), (4186, 148456), (4312, 144118), (4508, 137852), (4784, 129899), (5096, 121946), (5302, 117208), (5543, 112112), (6266, 99176), (6578, 94472), (6748, 92092), (7007, 88688), (7084, 87724), (8008, 77602), (8372, 74228), (8624, 72059), (9016, 68926), (10192, 60973), (10604, 58604), (11086, 56056), (11809, 52624), (12397, 50128), (12532, 49588), (13156, 47236), (13496, 46046), (14014, 44344), (14168, 43862), (14651, 42416), (16016, 38801), (16744, 37114), (18032, 34463), (18557, 33488), (21208, 29302), (21931, 28336), (22172, 28028), (23023, 26992), (23618, 26312), (24794, 25064)]