1639458450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:322

約数の個数: 288

約数和(自身を含む): 5285554560

約数和(自身を除く): 3646096110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 29, 30, 35, 42, 45, 50, 58, 63, 70, 75, 87, 90, 105, 126, 131, 137, 145, 150, 174, 175, 203, 210, 225, 261, 262, 274, 290, 315, 350, 393, 406, 411, 435, 450, 522, 525, 609, 630, 655, 685, 725, 786, 822, 870, 917, 959, 1015, 1050, 1179, 1218, 1233, 1305, 1310, 1370, 1450, 1575, 1827, 1834, 1918, 1965, 2030, 2055, 2175, 2358, 2466, 2610, 2751, 2877, 3045, 3150, 3275, 3425, 3654, 3799, 3930, 3973, 4110, 4350, 4585, 4795, 5075, 5502, 5754, 5895, 6090, 6165, 6525, 6550, 6850, 7598, 7946, 8253, 8631, 9135, 9170, 9590, 9825, 10150, 10275, 11397, 11790, 11919, 12330, 13050, 13755, 14385, 15225, 16506, 17262, 17947, 18270, 18995, 19650, 19865, 20550, 22794, 22925, 23838, 23975, 26593, 27510, 27811, 28770, 29475, 30450, 30825, 34191, 35757, 35894, 37990, 39730, 41265, 43155, 45675, 45850, 47950, 53186, 53841, 55622, 56985, 58950, 59595, 61650, 68382, 68775, 71514, 71925, 79779, 82530, 83433, 86310, 89735, 91350, 94975, 99325, 107682, 113970, 119190, 125629, 132965, 137550, 139055, 143850, 159558, 161523, 166866, 170955, 178785, 179470, 189950, 198650, 206325, 215775, 239337, 250299, 251258, 265930, 269205, 278110, 284925, 297975, 323046, 341910, 357570, 376887, 398895, 412650, 417165, 431550, 448675, 478674, 500598, 520463, 538410, 569850, 595950, 628145, 664825, 695275, 753774, 797790, 807615, 834330, 854775, 893925, 897350, 1040926, 1130661, 1196685, 1251495, 1256290, 1329650, 1346025, 1390550, 1561389, 1615230, 1709550, 1787850, 1884435, 1994475, 2085825, 2261322, 2393370, 2502990, 2602315, 2692050, 3122778, 3140725, 3643241, 3768870, 3988950, 4038075, 4171650, 4684167, 5204630, 5653305, 5983425, 6257475, 6281450, 7286482, 7806945, 8076150, 9368334, 9422175, 10929723, 11306610, 11966850, 12514950, 13011575, 15613890, 18216205, 18844350, 21859446, 23420835, 26023150, 28266525, 32789169, 36432410, 39034725, 46841670, 54648615, 56533050, 65578338, 78069450, 91081025, 109297230, 117104175, 163945845, 182162050, 234208350, 273243075, 327891690, 546486150, 819729225, 1639458450]

約数ペア:

[(1, 1639458450), (2, 819729225), (3, 546486150), (5, 327891690), (6, 273243075), (7, 234208350), (9, 182162050), (10, 163945845), (14, 117104175), (15, 109297230), (18, 91081025), (21, 78069450), (25, 65578338), (29, 56533050), (30, 54648615), (35, 46841670), (42, 39034725), (45, 36432410), (50, 32789169), (58, 28266525), (63, 26023150), (70, 23420835), (75, 21859446), (87, 18844350), (90, 18216205), (105, 15613890), (126, 13011575), (131, 12514950), (137, 11966850), (145, 11306610), (150, 10929723), (174, 9422175), (175, 9368334), (203, 8076150), (210, 7806945), (225, 7286482), (261, 6281450), (262, 6257475), (274, 5983425), (290, 5653305), (315, 5204630), (350, 4684167), (393, 4171650), (406, 4038075), (411, 3988950), (435, 3768870), (450, 3643241), (522, 3140725), (525, 3122778), (609, 2692050), (630, 2602315), (655, 2502990), (685, 2393370), (725, 2261322), (786, 2085825), (822, 1994475), (870, 1884435), (917, 1787850), (959, 1709550), (1015, 1615230), (1050, 1561389), (1179, 1390550), (1218, 1346025), (1233, 1329650), (1305, 1256290), (1310, 1251495), (1370, 1196685), (1450, 1130661), (1575, 1040926), (1827, 897350), (1834, 893925), (1918, 854775), (1965, 834330), (2030, 807615), (2055, 797790), (2175, 753774), (2358, 695275), (2466, 664825), (2610, 628145), (2751, 595950), (2877, 569850), (3045, 538410), (3150, 520463), (3275, 500598), (3425, 478674), (3654, 448675), (3799, 431550), (3930, 417165), (3973, 412650), (4110, 398895), (4350, 376887), (4585, 357570), (4795, 341910), (5075, 323046), (5502, 297975), (5754, 284925), (5895, 278110), (6090, 269205), (6165, 265930), (6525, 251258), (6550, 250299), (6850, 239337), (7598, 215775), (7946, 206325), (8253, 198650), (8631, 189950), (9135, 179470), (9170, 178785), (9590, 170955), (9825, 166866), (10150, 161523), (10275, 159558), (11397, 143850), (11790, 139055), (11919, 137550), (12330, 132965), (13050, 125629), (13755, 119190), (14385, 113970), (15225, 107682), (16506, 99325), (17262, 94975), (17947, 91350), (18270, 89735), (18995, 86310), (19650, 83433), (19865, 82530), (20550, 79779), (22794, 71925), (22925, 71514), (23838, 68775), (23975, 68382), (26593, 61650), (27510, 59595), (27811, 58950), (28770, 56985), (29475, 55622), (30450, 53841), (30825, 53186), (34191, 47950), (35757, 45850), (35894, 45675), (37990, 43155), (39730, 41265)]