69886720

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{769}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 169979040

約数和(自身を除く): 100092320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 769, 1136, 1280, 1420, 1538, 2272, 2840, 3076, 3845, 4544, 5680, 6152, 7690, 9088, 11360, 12304, 15380, 18176, 22720, 24608, 30760, 45440, 49216, 54599, 61520, 90880, 98432, 109198, 123040, 196864, 218396, 246080, 272995, 436792, 492160, 545990, 873584, 984320, 1091980, 1747168, 2183960, 3494336, 4367920, 6988672, 8735840, 13977344, 17471680, 34943360, 69886720]

約数ペア:

[(1, 69886720), (2, 34943360), (4, 17471680), (5, 13977344), (8, 8735840), (10, 6988672), (16, 4367920), (20, 3494336), (32, 2183960), (40, 1747168), (64, 1091980), (71, 984320), (80, 873584), (128, 545990), (142, 492160), (160, 436792), (256, 272995), (284, 246080), (320, 218396), (355, 196864), (568, 123040), (640, 109198), (710, 98432), (769, 90880), (1136, 61520), (1280, 54599), (1420, 49216), (1538, 45440), (2272, 30760), (2840, 24608), (3076, 22720), (3845, 18176), (4544, 15380), (5680, 12304), (6152, 11360), (7690, 9088)]