1917821696

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 288

約数和(自身を含む): 5023334400

約数和(自身を除く): 3105512704

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 31, 32, 38, 46, 56, 62, 64, 76, 79, 92, 112, 124, 128, 133, 152, 158, 161, 184, 217, 224, 248, 256, 266, 304, 316, 322, 368, 434, 437, 448, 496, 532, 553, 589, 608, 632, 644, 713, 736, 868, 874, 896, 992, 1064, 1106, 1178, 1216, 1264, 1288, 1426, 1472, 1501, 1736, 1748, 1792, 1817, 1984, 2128, 2212, 2356, 2432, 2449, 2528, 2576, 2852, 2944, 3002, 3059, 3472, 3496, 3634, 3968, 4123, 4256, 4424, 4712, 4864, 4898, 4991, 5056, 5152, 5704, 5888, 6004, 6118, 6944, 6992, 7268, 7936, 8246, 8512, 8848, 9424, 9796, 9982, 10112, 10304, 10507, 11408, 12008, 12236, 12719, 13547, 13888, 13984, 14536, 16492, 17024, 17143, 17696, 18848, 19592, 19964, 20224, 20608, 21014, 22816, 24016, 24472, 25438, 27094, 27776, 27968, 29072, 32984, 34048, 34286, 34523, 35392, 37696, 39184, 39928, 41216, 42028, 45632, 46531, 48032, 48944, 50876, 54188, 55552, 55936, 56327, 58144, 65968, 68572, 69046, 70784, 75392, 78368, 79856, 84056, 91264, 93062, 94829, 96064, 97888, 101752, 108376, 111872, 112654, 116288, 131936, 137144, 138092, 141568, 150784, 156736, 159712, 168112, 182528, 186124, 189658, 192128, 195776, 203504, 216752, 225308, 232576, 241661, 263872, 274288, 276184, 313472, 319424, 325717, 336224, 372248, 379316, 384256, 391552, 394289, 407008, 433504, 450616, 465152, 483322, 527744, 548576, 552368, 626944, 638848, 651434, 672448, 744496, 758632, 783104, 788578, 814016, 867008, 901232, 966644, 1055488, 1070213, 1097152, 1104736, 1277696, 1302868, 1344896, 1488992, 1517264, 1577156, 1628032, 1734016, 1802464, 1933288, 2140426, 2194304, 2209472, 2605736, 2689792, 2977984, 3034528, 3154312, 3256064, 3468032, 3604928, 3866576, 4280852, 4388608, 4418944, 5211472, 5955968, 6069056, 6308624, 7209856, 7491491, 7733152, 8561704, 8837888, 10422944, 11911936, 12138112, 12617248, 14419712, 14982982, 15466304, 17123408, 20845888, 24276224, 25234496, 29965964, 30932608, 34246816, 41691776, 50468992, 59931928, 61865216, 68493632, 83383552, 100937984, 119863856, 136987264, 239727712, 273974528, 479455424, 958910848, 1917821696]

約数ペア:

[(1, 1917821696), (2, 958910848), (4, 479455424), (7, 273974528), (8, 239727712), (14, 136987264), (16, 119863856), (19, 100937984), (23, 83383552), (28, 68493632), (31, 61865216), (32, 59931928), (38, 50468992), (46, 41691776), (56, 34246816), (62, 30932608), (64, 29965964), (76, 25234496), (79, 24276224), (92, 20845888), (112, 17123408), (124, 15466304), (128, 14982982), (133, 14419712), (152, 12617248), (158, 12138112), (161, 11911936), (184, 10422944), (217, 8837888), (224, 8561704), (248, 7733152), (256, 7491491), (266, 7209856), (304, 6308624), (316, 6069056), (322, 5955968), (368, 5211472), (434, 4418944), (437, 4388608), (448, 4280852), (496, 3866576), (532, 3604928), (553, 3468032), (589, 3256064), (608, 3154312), (632, 3034528), (644, 2977984), (713, 2689792), (736, 2605736), (868, 2209472), (874, 2194304), (896, 2140426), (992, 1933288), (1064, 1802464), (1106, 1734016), (1178, 1628032), (1216, 1577156), (1264, 1517264), (1288, 1488992), (1426, 1344896), (1472, 1302868), (1501, 1277696), (1736, 1104736), (1748, 1097152), (1792, 1070213), (1817, 1055488), (1984, 966644), (2128, 901232), (2212, 867008), (2356, 814016), (2432, 788578), (2449, 783104), (2528, 758632), (2576, 744496), (2852, 672448), (2944, 651434), (3002, 638848), (3059, 626944), (3472, 552368), (3496, 548576), (3634, 527744), (3968, 483322), (4123, 465152), (4256, 450616), (4424, 433504), (4712, 407008), (4864, 394289), (4898, 391552), (4991, 384256), (5056, 379316), (5152, 372248), (5704, 336224), (5888, 325717), (6004, 319424), (6118, 313472), (6944, 276184), (6992, 274288), (7268, 263872), (7936, 241661), (8246, 232576), (8512, 225308), (8848, 216752), (9424, 203504), (9796, 195776), (9982, 192128), (10112, 189658), (10304, 186124), (10507, 182528), (11408, 168112), (12008, 159712), (12236, 156736), (12719, 150784), (13547, 141568), (13888, 138092), (13984, 137144), (14536, 131936), (16492, 116288), (17024, 112654), (17143, 111872), (17696, 108376), (18848, 101752), (19592, 97888), (19964, 96064), (20224, 94829), (20608, 93062), (21014, 91264), (22816, 84056), (24016, 79856), (24472, 78368), (25438, 75392), (27094, 70784), (27776, 69046), (27968, 68572), (29072, 65968), (32984, 58144), (34048, 56327), (34286, 55936), (34523, 55552), (35392, 54188), (37696, 50876), (39184, 48944), (39928, 48032), (41216, 46531), (42028, 45632)]