1687020160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1303}}^1$

素因数の和:1363

約数の個数: 192

約数和(自身を含む): 4900014720

約数和(自身を除く): 3212994560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 289, 320, 340, 448, 476, 544, 560, 578, 595, 640, 680, 896, 952, 1088, 1120, 1156, 1190, 1303, 1360, 1445, 1904, 2023, 2176, 2240, 2312, 2380, 2606, 2720, 2890, 3808, 4046, 4480, 4624, 4760, 5212, 5440, 5780, 6515, 7616, 8092, 9121, 9248, 9520, 10115, 10424, 10880, 11560, 13030, 15232, 16184, 18242, 18496, 19040, 20230, 20848, 22151, 23120, 26060, 32368, 36484, 36992, 38080, 40460, 41696, 44302, 45605, 46240, 52120, 64736, 72968, 76160, 80920, 83392, 88604, 91210, 92480, 104240, 110755, 129472, 145936, 155057, 161840, 166784, 177208, 182420, 184960, 208480, 221510, 258944, 291872, 310114, 323680, 354416, 364840, 376567, 416960, 443020, 583744, 620228, 647360, 708832, 729680, 753134, 775285, 833920, 886040, 1167488, 1240456, 1294720, 1417664, 1459360, 1506268, 1550570, 1772080, 1882835, 2480912, 2635969, 2835328, 2918720, 3012536, 3101140, 3544160, 3765670, 4961824, 5271938, 5837440, 6025072, 6202280, 7088320, 7531340, 9923648, 10543876, 12050144, 12404560, 13179845, 14176640, 15062680, 19847296, 21087752, 24100288, 24809120, 26359690, 30125360, 42175504, 48200576, 49618240, 52719380, 60250720, 84351008, 99236480, 105438760, 120501440, 168702016, 210877520, 241002880, 337404032, 421755040, 843510080, 1687020160]

約数ペア:

[(1, 1687020160), (2, 843510080), (4, 421755040), (5, 337404032), (7, 241002880), (8, 210877520), (10, 168702016), (14, 120501440), (16, 105438760), (17, 99236480), (20, 84351008), (28, 60250720), (32, 52719380), (34, 49618240), (35, 48200576), (40, 42175504), (56, 30125360), (64, 26359690), (68, 24809120), (70, 24100288), (80, 21087752), (85, 19847296), (112, 15062680), (119, 14176640), (128, 13179845), (136, 12404560), (140, 12050144), (160, 10543876), (170, 9923648), (224, 7531340), (238, 7088320), (272, 6202280), (280, 6025072), (289, 5837440), (320, 5271938), (340, 4961824), (448, 3765670), (476, 3544160), (544, 3101140), (560, 3012536), (578, 2918720), (595, 2835328), (640, 2635969), (680, 2480912), (896, 1882835), (952, 1772080), (1088, 1550570), (1120, 1506268), (1156, 1459360), (1190, 1417664), (1303, 1294720), (1360, 1240456), (1445, 1167488), (1904, 886040), (2023, 833920), (2176, 775285), (2240, 753134), (2312, 729680), (2380, 708832), (2606, 647360), (2720, 620228), (2890, 583744), (3808, 443020), (4046, 416960), (4480, 376567), (4624, 364840), (4760, 354416), (5212, 323680), (5440, 310114), (5780, 291872), (6515, 258944), (7616, 221510), (8092, 208480), (9121, 184960), (9248, 182420), (9520, 177208), (10115, 166784), (10424, 161840), (10880, 155057), (11560, 145936), (13030, 129472), (15232, 110755), (16184, 104240), (18242, 92480), (18496, 91210), (19040, 88604), (20230, 83392), (20848, 80920), (22151, 76160), (23120, 72968), (26060, 64736), (32368, 52120), (36484, 46240), (36992, 45605), (38080, 44302), (40460, 41696)]