1686669824

素因数分解:

$2^9\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 320

約数和(自身を含む): 4525424640

約数和(自身を除く): 2838754816

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 31, 32, 34, 38, 47, 56, 62, 64, 68, 76, 94, 112, 119, 124, 128, 133, 136, 152, 188, 217, 224, 238, 248, 256, 266, 272, 304, 323, 329, 376, 434, 448, 476, 496, 512, 527, 532, 544, 589, 608, 646, 658, 752, 799, 868, 893, 896, 952, 992, 1054, 1064, 1088, 1178, 1216, 1292, 1316, 1457, 1504, 1598, 1736, 1786, 1792, 1904, 1984, 2108, 2128, 2176, 2261, 2356, 2432, 2584, 2632, 2914, 3008, 3196, 3472, 3572, 3584, 3689, 3808, 3968, 4123, 4216, 4256, 4352, 4522, 4712, 4864, 5168, 5264, 5593, 5828, 6016, 6251, 6392, 6944, 7144, 7378, 7616, 7936, 8246, 8432, 8512, 8704, 9044, 9424, 9728, 10013, 10199, 10336, 10528, 11186, 11656, 12032, 12502, 12784, 13888, 14288, 14756, 15181, 15232, 15872, 16492, 16864, 17024, 18088, 18848, 20026, 20398, 20672, 21056, 22372, 23312, 24064, 24769, 25004, 25568, 27683, 27776, 28576, 29512, 30362, 30464, 32984, 33728, 34048, 36176, 37696, 40052, 40796, 41344, 42112, 44744, 46624, 49538, 50008, 51136, 55366, 55552, 57152, 59024, 60724, 60928, 65968, 67456, 68096, 70091, 72352, 75392, 80104, 81592, 82688, 84224, 89488, 93248, 99076, 100016, 102272, 106267, 110732, 111104, 114304, 118048, 121448, 131936, 134912, 140182, 144704, 150784, 160208, 163184, 165376, 168448, 173383, 178976, 186496, 193781, 198152, 200032, 204544, 212534, 221464, 228608, 236096, 242896, 263872, 269824, 280364, 289408, 301568, 320416, 326368, 346766, 357952, 372992, 387562, 396304, 400064, 409088, 425068, 442928, 457216, 470611, 472192, 485792, 527744, 560728, 578816, 640832, 652736, 693532, 715904, 745984, 775124, 792608, 800128, 850136, 885856, 941222, 944384, 971584, 1055488, 1121456, 1157632, 1281664, 1305472, 1387064, 1431808, 1550248, 1585216, 1600256, 1700272, 1771712, 1882444, 1888768, 1943168, 2110976, 2242912, 2563328, 2610944, 2774128, 2863616, 3100496, 3170432, 3200512, 3294277, 3400544, 3543424, 3764888, 3886336, 4485824, 5126656, 5221888, 5548256, 6200992, 6340864, 6588554, 6801088, 7086848, 7529776, 7772672, 8971648, 11096512, 12401984, 12681728, 13177108, 13602176, 14173696, 15059552, 17943296, 22193024, 24803968, 26354216, 27204352, 30119104, 35886592, 44386048, 49607936, 52708432, 54408704, 60238208, 88772096, 99215872, 105416864, 120476416, 210833728, 240952832, 421667456, 843334912, 1686669824]

約数ペア:

[(1, 1686669824), (2, 843334912), (4, 421667456), (7, 240952832), (8, 210833728), (14, 120476416), (16, 105416864), (17, 99215872), (19, 88772096), (28, 60238208), (31, 54408704), (32, 52708432), (34, 49607936), (38, 44386048), (47, 35886592), (56, 30119104), (62, 27204352), (64, 26354216), (68, 24803968), (76, 22193024), (94, 17943296), (112, 15059552), (119, 14173696), (124, 13602176), (128, 13177108), (133, 12681728), (136, 12401984), (152, 11096512), (188, 8971648), (217, 7772672), (224, 7529776), (238, 7086848), (248, 6801088), (256, 6588554), (266, 6340864), (272, 6200992), (304, 5548256), (323, 5221888), (329, 5126656), (376, 4485824), (434, 3886336), (448, 3764888), (476, 3543424), (496, 3400544), (512, 3294277), (527, 3200512), (532, 3170432), (544, 3100496), (589, 2863616), (608, 2774128), (646, 2610944), (658, 2563328), (752, 2242912), (799, 2110976), (868, 1943168), (893, 1888768), (896, 1882444), (952, 1771712), (992, 1700272), (1054, 1600256), (1064, 1585216), (1088, 1550248), (1178, 1431808), (1216, 1387064), (1292, 1305472), (1316, 1281664), (1457, 1157632), (1504, 1121456), (1598, 1055488), (1736, 971584), (1786, 944384), (1792, 941222), (1904, 885856), (1984, 850136), (2108, 800128), (2128, 792608), (2176, 775124), (2261, 745984), (2356, 715904), (2432, 693532), (2584, 652736), (2632, 640832), (2914, 578816), (3008, 560728), (3196, 527744), (3472, 485792), (3572, 472192), (3584, 470611), (3689, 457216), (3808, 442928), (3968, 425068), (4123, 409088), (4216, 400064), (4256, 396304), (4352, 387562), (4522, 372992), (4712, 357952), (4864, 346766), (5168, 326368), (5264, 320416), (5593, 301568), (5828, 289408), (6016, 280364), (6251, 269824), (6392, 263872), (6944, 242896), (7144, 236096), (7378, 228608), (7616, 221464), (7936, 212534), (8246, 204544), (8432, 200032), (8512, 198152), (8704, 193781), (9044, 186496), (9424, 178976), (9728, 173383), (10013, 168448), (10199, 165376), (10336, 163184), (10528, 160208), (11186, 150784), (11656, 144704), (12032, 140182), (12502, 134912), (12784, 131936), (13888, 121448), (14288, 118048), (14756, 114304), (15181, 111104), (15232, 110732), (15872, 106267), (16492, 102272), (16864, 100016), (17024, 99076), (18088, 93248), (18848, 89488), (20026, 84224), (20398, 82688), (20672, 81592), (21056, 80104), (22372, 75392), (23312, 72352), (24064, 70091), (24769, 68096), (25004, 67456), (25568, 65968), (27683, 60928), (27776, 60724), (28576, 59024), (29512, 57152), (30362, 55552), (30464, 55366), (32984, 51136), (33728, 50008), (34048, 49538), (36176, 46624), (37696, 44744), (40052, 42112), (40796, 41344)]