2678161920

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1671

約数の個数: 320

約数和(自身を含む): 10106781696

約数和(自身を除く): 7428619776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 512, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1536, 1607, 1680, 1736, 1792, 1860, 1920, 1984, 2170, 2240, 2480, 2560, 2604, 2688, 2976, 3214, 3255, 3360, 3472, 3584, 3720, 3840, 3968, 4340, 4480, 4821, 4960, 5208, 5376, 5952, 6428, 6510, 6720, 6944, 7440, 7680, 7936, 8035, 8680, 8960, 9642, 9920, 10416, 10752, 11249, 11904, 12856, 13020, 13440, 13888, 14880, 15872, 16070, 17360, 17920, 19284, 19840, 20832, 22498, 23808, 24105, 25712, 26040, 26880, 27776, 29760, 32140, 33747, 34720, 38568, 39680, 41664, 44996, 47616, 48210, 49817, 51424, 52080, 53760, 55552, 56245, 59520, 64280, 67494, 69440, 77136, 79360, 83328, 89992, 96420, 99634, 102848, 104160, 111104, 112490, 119040, 128560, 134988, 138880, 149451, 154272, 166656, 168735, 179984, 192840, 199268, 205696, 208320, 224980, 238080, 249085, 257120, 269976, 277760, 298902, 308544, 333312, 337470, 348719, 359968, 385680, 398536, 411392, 416640, 449960, 498170, 514240, 539952, 555520, 597804, 617088, 674940, 697438, 719936, 747255, 771360, 797072, 822784, 833280, 899920, 996340, 1028480, 1046157, 1079904, 1195608, 1234176, 1349880, 1394876, 1439872, 1494510, 1542720, 1594144, 1666560, 1743595, 1799840, 1992680, 2056960, 2092314, 2159808, 2391216, 2468352, 2699760, 2789752, 2879744, 2989020, 3085440, 3188288, 3487190, 3599680, 3985360, 4113920, 4184628, 4319616, 4782432, 5230785, 5399520, 5579504, 5759488, 5978040, 6170880, 6376576, 6974380, 7199360, 7970720, 8369256, 8639232, 9564864, 10461570, 10799040, 11159008, 11956080, 12341760, 12753152, 13948760, 14398720, 15941440, 16738512, 17278464, 19129728, 20923140, 21598080, 22318016, 23912160, 25506304, 27897520, 28797440, 31882880, 33477024, 38259456, 41846280, 43196160, 44636032, 47824320, 55795040, 63765760, 66954048, 76518912, 83692560, 86392320, 89272064, 95648640, 111590080, 127531520, 133908096, 167385120, 178544128, 191297280, 223180160, 267816192, 334770240, 382594560, 446360320, 535632384, 669540480, 892720640, 1339080960, 2678161920]

約数ペア:

[(1, 2678161920), (2, 1339080960), (3, 892720640), (4, 669540480), (5, 535632384), (6, 446360320), (7, 382594560), (8, 334770240), (10, 267816192), (12, 223180160), (14, 191297280), (15, 178544128), (16, 167385120), (20, 133908096), (21, 127531520), (24, 111590080), (28, 95648640), (30, 89272064), (31, 86392320), (32, 83692560), (35, 76518912), (40, 66954048), (42, 63765760), (48, 55795040), (56, 47824320), (60, 44636032), (62, 43196160), (64, 41846280), (70, 38259456), (80, 33477024), (84, 31882880), (93, 28797440), (96, 27897520), (105, 25506304), (112, 23912160), (120, 22318016), (124, 21598080), (128, 20923140), (140, 19129728), (155, 17278464), (160, 16738512), (168, 15941440), (186, 14398720), (192, 13948760), (210, 12753152), (217, 12341760), (224, 11956080), (240, 11159008), (248, 10799040), (256, 10461570), (280, 9564864), (310, 8639232), (320, 8369256), (336, 7970720), (372, 7199360), (384, 6974380), (420, 6376576), (434, 6170880), (448, 5978040), (465, 5759488), (480, 5579504), (496, 5399520), (512, 5230785), (560, 4782432), (620, 4319616), (640, 4184628), (651, 4113920), (672, 3985360), (744, 3599680), (768, 3487190), (840, 3188288), (868, 3085440), (896, 2989020), (930, 2879744), (960, 2789752), (992, 2699760), (1085, 2468352), (1120, 2391216), (1240, 2159808), (1280, 2092314), (1302, 2056960), (1344, 1992680), (1488, 1799840), (1536, 1743595), (1607, 1666560), (1680, 1594144), (1736, 1542720), (1792, 1494510), (1860, 1439872), (1920, 1394876), (1984, 1349880), (2170, 1234176), (2240, 1195608), (2480, 1079904), (2560, 1046157), (2604, 1028480), (2688, 996340), (2976, 899920), (3214, 833280), (3255, 822784), (3360, 797072), (3472, 771360), (3584, 747255), (3720, 719936), (3840, 697438), (3968, 674940), (4340, 617088), (4480, 597804), (4821, 555520), (4960, 539952), (5208, 514240), (5376, 498170), (5952, 449960), (6428, 416640), (6510, 411392), (6720, 398536), (6944, 385680), (7440, 359968), (7680, 348719), (7936, 337470), (8035, 333312), (8680, 308544), (8960, 298902), (9642, 277760), (9920, 269976), (10416, 257120), (10752, 249085), (11249, 238080), (11904, 224980), (12856, 208320), (13020, 205696), (13440, 199268), (13888, 192840), (14880, 179984), (15872, 168735), (16070, 166656), (17360, 154272), (17920, 149451), (19284, 138880), (19840, 134988), (20832, 128560), (22498, 119040), (23808, 112490), (24105, 111104), (25712, 104160), (26040, 102848), (26880, 99634), (27776, 96420), (29760, 89992), (32140, 83328), (33747, 79360), (34720, 77136), (38568, 69440), (39680, 67494), (41664, 64280), (44996, 59520), (47616, 56245), (48210, 55552), (49817, 53760), (51424, 52080)]