681242112

素因数分解:

$2^9\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:325

約数の個数: 240

約数和(自身を含む): 2144862720

約数和(自身を除く): 1463620608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 64, 72, 76, 93, 96, 114, 124, 128, 144, 152, 171, 186, 192, 228, 248, 251, 256, 279, 288, 304, 342, 372, 384, 456, 496, 502, 512, 558, 576, 589, 608, 684, 744, 753, 768, 912, 992, 1004, 1116, 1152, 1178, 1216, 1368, 1488, 1506, 1536, 1767, 1824, 1984, 2008, 2232, 2259, 2304, 2356, 2432, 2736, 2976, 3012, 3534, 3648, 3968, 4016, 4464, 4518, 4608, 4712, 4769, 4864, 5301, 5472, 5952, 6024, 7068, 7296, 7781, 7936, 8032, 8928, 9036, 9424, 9538, 9728, 10602, 10944, 11904, 12048, 14136, 14307, 14592, 15562, 15872, 16064, 17856, 18072, 18848, 19076, 21204, 21888, 23343, 23808, 24096, 28272, 28614, 29184, 31124, 32128, 35712, 36144, 37696, 38152, 42408, 42921, 43776, 46686, 47616, 48192, 56544, 57228, 62248, 64256, 70029, 71424, 72288, 75392, 76304, 84816, 85842, 87552, 93372, 96384, 113088, 114456, 124496, 128512, 140058, 142848, 144576, 147839, 150784, 152608, 169632, 171684, 186744, 192768, 226176, 228912, 248992, 280116, 289152, 295678, 301568, 305216, 339264, 343368, 373488, 385536, 443517, 452352, 457824, 497984, 560232, 578304, 591356, 610432, 678528, 686736, 746976, 887034, 904704, 915648, 995968, 1120464, 1156608, 1182712, 1220864, 1330551, 1357056, 1373472, 1493952, 1774068, 1831296, 1991936, 2240928, 2365424, 2441728, 2661102, 2714112, 2746944, 2987904, 3548136, 3662592, 3983872, 4481856, 4730848, 5322204, 5493888, 5975808, 7096272, 7325184, 8963712, 9461696, 10644408, 10987776, 11951616, 14192544, 17927424, 18923392, 21288816, 21975552, 28385088, 35854848, 37846784, 42577632, 56770176, 75693568, 85155264, 113540352, 170310528, 227080704, 340621056, 681242112]

約数ペア:

[(1, 681242112), (2, 340621056), (3, 227080704), (4, 170310528), (6, 113540352), (8, 85155264), (9, 75693568), (12, 56770176), (16, 42577632), (18, 37846784), (19, 35854848), (24, 28385088), (31, 21975552), (32, 21288816), (36, 18923392), (38, 17927424), (48, 14192544), (57, 11951616), (62, 10987776), (64, 10644408), (72, 9461696), (76, 8963712), (93, 7325184), (96, 7096272), (114, 5975808), (124, 5493888), (128, 5322204), (144, 4730848), (152, 4481856), (171, 3983872), (186, 3662592), (192, 3548136), (228, 2987904), (248, 2746944), (251, 2714112), (256, 2661102), (279, 2441728), (288, 2365424), (304, 2240928), (342, 1991936), (372, 1831296), (384, 1774068), (456, 1493952), (496, 1373472), (502, 1357056), (512, 1330551), (558, 1220864), (576, 1182712), (589, 1156608), (608, 1120464), (684, 995968), (744, 915648), (753, 904704), (768, 887034), (912, 746976), (992, 686736), (1004, 678528), (1116, 610432), (1152, 591356), (1178, 578304), (1216, 560232), (1368, 497984), (1488, 457824), (1506, 452352), (1536, 443517), (1767, 385536), (1824, 373488), (1984, 343368), (2008, 339264), (2232, 305216), (2259, 301568), (2304, 295678), (2356, 289152), (2432, 280116), (2736, 248992), (2976, 228912), (3012, 226176), (3534, 192768), (3648, 186744), (3968, 171684), (4016, 169632), (4464, 152608), (4518, 150784), (4608, 147839), (4712, 144576), (4769, 142848), (4864, 140058), (5301, 128512), (5472, 124496), (5952, 114456), (6024, 113088), (7068, 96384), (7296, 93372), (7781, 87552), (7936, 85842), (8032, 84816), (8928, 76304), (9036, 75392), (9424, 72288), (9538, 71424), (9728, 70029), (10602, 64256), (10944, 62248), (11904, 57228), (12048, 56544), (14136, 48192), (14307, 47616), (14592, 46686), (15562, 43776), (15872, 42921), (16064, 42408), (17856, 38152), (18072, 37696), (18848, 36144), (19076, 35712), (21204, 32128), (21888, 31124), (23343, 29184), (23808, 28614), (24096, 28272)]