82640320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:570

約数の個数: 112

約数和(自身を含む): 228234240

約数和(自身を除く): 145593920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 320, 395, 448, 467, 553, 560, 632, 790, 934, 1106, 1120, 1264, 1580, 1868, 2212, 2240, 2335, 2528, 2765, 3160, 3269, 3736, 4424, 4670, 5056, 5530, 6320, 6538, 7472, 8848, 9340, 11060, 12640, 13076, 14944, 16345, 17696, 18680, 22120, 25280, 26152, 29888, 32690, 35392, 36893, 37360, 44240, 52304, 65380, 73786, 74720, 88480, 104608, 130760, 147572, 149440, 176960, 184465, 209216, 258251, 261520, 295144, 368930, 516502, 523040, 590288, 737860, 1033004, 1046080, 1180576, 1291255, 1475720, 2066008, 2361152, 2582510, 2951440, 4132016, 5165020, 5902880, 8264032, 10330040, 11805760, 16528064, 20660080, 41320160, 82640320]

約数ペア:

[(1, 82640320), (2, 41320160), (4, 20660080), (5, 16528064), (7, 11805760), (8, 10330040), (10, 8264032), (14, 5902880), (16, 5165020), (20, 4132016), (28, 2951440), (32, 2582510), (35, 2361152), (40, 2066008), (56, 1475720), (64, 1291255), (70, 1180576), (79, 1046080), (80, 1033004), (112, 737860), (140, 590288), (158, 523040), (160, 516502), (224, 368930), (280, 295144), (316, 261520), (320, 258251), (395, 209216), (448, 184465), (467, 176960), (553, 149440), (560, 147572), (632, 130760), (790, 104608), (934, 88480), (1106, 74720), (1120, 73786), (1264, 65380), (1580, 52304), (1868, 44240), (2212, 37360), (2240, 36893), (2335, 35392), (2528, 32690), (2765, 29888), (3160, 26152), (3269, 25280), (3736, 22120), (4424, 18680), (4670, 17696), (5056, 16345), (5530, 14944), (6320, 13076), (6538, 12640), (7472, 11060), (8848, 9340)]