1721431488

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:655

約数の個数: 224

約数和(自身を含む): 5451612160

約数和(自身を除く): 3730180672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 79, 84, 93, 96, 112, 124, 158, 168, 186, 192, 217, 224, 237, 248, 316, 336, 372, 434, 448, 474, 496, 523, 553, 632, 651, 672, 744, 868, 948, 992, 1046, 1106, 1264, 1302, 1344, 1488, 1569, 1659, 1736, 1896, 1984, 2092, 2212, 2449, 2528, 2604, 2976, 3138, 3318, 3472, 3661, 3792, 4184, 4424, 4898, 5056, 5208, 5952, 6276, 6636, 6944, 7322, 7347, 7584, 8368, 8848, 9796, 10416, 10983, 12552, 13272, 13888, 14644, 14694, 15168, 16213, 16736, 17143, 17696, 19592, 20832, 21966, 25104, 26544, 29288, 29388, 32426, 33472, 34286, 35392, 39184, 41317, 41664, 43932, 48639, 50208, 51429, 53088, 58576, 58776, 64852, 68572, 78368, 82634, 87864, 97278, 100416, 102858, 106176, 113491, 117152, 117552, 123951, 129704, 137144, 156736, 165268, 175728, 194556, 205716, 226982, 234304, 235104, 247902, 259408, 274288, 289219, 330536, 340473, 351456, 389112, 411432, 453964, 470208, 495804, 518816, 548576, 578438, 661072, 680946, 702912, 778224, 822864, 867657, 907928, 991608, 1037632, 1097152, 1156876, 1280827, 1322144, 1361892, 1556448, 1645728, 1735314, 1815856, 1983216, 2313752, 2561654, 2644288, 2723784, 3112896, 3291456, 3470628, 3631712, 3842481, 3966432, 4627504, 5123308, 5447568, 6941256, 7263424, 7684962, 7932864, 8965789, 9255008, 10246616, 10895136, 13882512, 15369924, 17931578, 18510016, 20493232, 21790272, 26897367, 27765024, 30739848, 35863156, 40986464, 53794734, 55530048, 61479696, 71726312, 81972928, 107589468, 122959392, 143452624, 215178936, 245918784, 286905248, 430357872, 573810496, 860715744, 1721431488]

約数ペア:

[(1, 1721431488), (2, 860715744), (3, 573810496), (4, 430357872), (6, 286905248), (7, 245918784), (8, 215178936), (12, 143452624), (14, 122959392), (16, 107589468), (21, 81972928), (24, 71726312), (28, 61479696), (31, 55530048), (32, 53794734), (42, 40986464), (48, 35863156), (56, 30739848), (62, 27765024), (64, 26897367), (79, 21790272), (84, 20493232), (93, 18510016), (96, 17931578), (112, 15369924), (124, 13882512), (158, 10895136), (168, 10246616), (186, 9255008), (192, 8965789), (217, 7932864), (224, 7684962), (237, 7263424), (248, 6941256), (316, 5447568), (336, 5123308), (372, 4627504), (434, 3966432), (448, 3842481), (474, 3631712), (496, 3470628), (523, 3291456), (553, 3112896), (632, 2723784), (651, 2644288), (672, 2561654), (744, 2313752), (868, 1983216), (948, 1815856), (992, 1735314), (1046, 1645728), (1106, 1556448), (1264, 1361892), (1302, 1322144), (1344, 1280827), (1488, 1156876), (1569, 1097152), (1659, 1037632), (1736, 991608), (1896, 907928), (1984, 867657), (2092, 822864), (2212, 778224), (2449, 702912), (2528, 680946), (2604, 661072), (2976, 578438), (3138, 548576), (3318, 518816), (3472, 495804), (3661, 470208), (3792, 453964), (4184, 411432), (4424, 389112), (4898, 351456), (5056, 340473), (5208, 330536), (5952, 289219), (6276, 274288), (6636, 259408), (6944, 247902), (7322, 235104), (7347, 234304), (7584, 226982), (8368, 205716), (8848, 194556), (9796, 175728), (10416, 165268), (10983, 156736), (12552, 137144), (13272, 129704), (13888, 123951), (14644, 117552), (14694, 117152), (15168, 113491), (16213, 106176), (16736, 102858), (17143, 100416), (17696, 97278), (19592, 87864), (20832, 82634), (21966, 78368), (25104, 68572), (26544, 64852), (29288, 58776), (29388, 58576), (32426, 53088), (33472, 51429), (34286, 50208), (35392, 48639), (39184, 43932), (41317, 41664)]