197899520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1699}}^1$

素因数の和:1740

約数の個数: 144

約数和(自身を含む): 583766400

約数和(自身を除く): 385866880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1699, 1792, 1820, 2080, 2240, 2912, 3328, 3398, 3640, 4160, 4480, 5824, 6796, 7280, 8320, 8495, 8960, 11648, 11893, 13592, 14560, 16640, 16990, 22087, 23296, 23786, 27184, 29120, 33980, 44174, 47572, 54368, 58240, 59465, 67960, 88348, 95144, 108736, 110435, 116480, 118930, 135920, 154609, 176696, 190288, 217472, 220870, 237860, 271840, 309218, 353392, 380576, 434944, 441740, 475720, 543680, 618436, 706784, 761152, 773045, 883480, 951440, 1087360, 1236872, 1413568, 1522304, 1546090, 1766960, 1902880, 2174720, 2473744, 2827136, 3044608, 3092180, 3533920, 3805760, 4947488, 5654272, 6184360, 7067840, 7611520, 9894976, 12368720, 14135680, 15223040, 19789952, 24737440, 28271360, 39579904, 49474880, 98949760, 197899520]

約数ペア:

[(1, 197899520), (2, 98949760), (4, 49474880), (5, 39579904), (7, 28271360), (8, 24737440), (10, 19789952), (13, 15223040), (14, 14135680), (16, 12368720), (20, 9894976), (26, 7611520), (28, 7067840), (32, 6184360), (35, 5654272), (40, 4947488), (52, 3805760), (56, 3533920), (64, 3092180), (65, 3044608), (70, 2827136), (80, 2473744), (91, 2174720), (104, 1902880), (112, 1766960), (128, 1546090), (130, 1522304), (140, 1413568), (160, 1236872), (182, 1087360), (208, 951440), (224, 883480), (256, 773045), (260, 761152), (280, 706784), (320, 618436), (364, 543680), (416, 475720), (448, 441740), (455, 434944), (520, 380576), (560, 353392), (640, 309218), (728, 271840), (832, 237860), (896, 220870), (910, 217472), (1040, 190288), (1120, 176696), (1280, 154609), (1456, 135920), (1664, 118930), (1699, 116480), (1792, 110435), (1820, 108736), (2080, 95144), (2240, 88348), (2912, 67960), (3328, 59465), (3398, 58240), (3640, 54368), (4160, 47572), (4480, 44174), (5824, 33980), (6796, 29120), (7280, 27184), (8320, 23786), (8495, 23296), (8960, 22087), (11648, 16990), (11893, 16640), (13592, 14560)]