191251520

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 112

約数和(自身を含む): 484723440

約数和(自身を除く): 293471920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 37, 40, 58, 64, 74, 80, 116, 145, 148, 160, 185, 232, 290, 296, 320, 370, 464, 557, 580, 592, 740, 928, 1073, 1114, 1160, 1184, 1480, 1856, 2146, 2228, 2320, 2368, 2785, 2960, 4292, 4456, 4640, 5365, 5570, 5920, 8584, 8912, 9280, 10730, 11140, 11840, 16153, 17168, 17824, 20609, 21460, 22280, 32306, 34336, 35648, 41218, 42920, 44560, 64612, 68672, 80765, 82436, 85840, 89120, 103045, 129224, 161530, 164872, 171680, 178240, 206090, 258448, 323060, 329744, 343360, 412180, 516896, 597661, 646120, 659488, 824360, 1033792, 1195322, 1292240, 1318976, 1648720, 2390644, 2584480, 2988305, 3297440, 4781288, 5168960, 5976610, 6594880, 9562576, 11953220, 19125152, 23906440, 38250304, 47812880, 95625760, 191251520]

約数ペア:

[(1, 191251520), (2, 95625760), (4, 47812880), (5, 38250304), (8, 23906440), (10, 19125152), (16, 11953220), (20, 9562576), (29, 6594880), (32, 5976610), (37, 5168960), (40, 4781288), (58, 3297440), (64, 2988305), (74, 2584480), (80, 2390644), (116, 1648720), (145, 1318976), (148, 1292240), (160, 1195322), (185, 1033792), (232, 824360), (290, 659488), (296, 646120), (320, 597661), (370, 516896), (464, 412180), (557, 343360), (580, 329744), (592, 323060), (740, 258448), (928, 206090), (1073, 178240), (1114, 171680), (1160, 164872), (1184, 161530), (1480, 129224), (1856, 103045), (2146, 89120), (2228, 85840), (2320, 82436), (2368, 80765), (2785, 68672), (2960, 64612), (4292, 44560), (4456, 42920), (4640, 41218), (5365, 35648), (5570, 34336), (5920, 32306), (8584, 22280), (8912, 21460), (9280, 20609), (10730, 17824), (11140, 17168), (11840, 16153)]