677236480

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31123}}^1$

素因数の和:31161

約数の個数: 72

約数和(自身を含む): 1717671312

約数和(自身を除く): 1040434832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 10880, 21760, 31123, 62246, 124492, 155615, 248984, 311230, 497968, 529091, 622460, 995936, 1058182, 1244920, 1991872, 2116364, 2489840, 2645455, 3983744, 4232728, 4979680, 5290910, 7967488, 8465456, 9959360, 10581820, 16930912, 19918720, 21163640, 33861824, 39837440, 42327280, 67723648, 84654560, 135447296, 169309120, 338618240, 677236480]

約数ペア:

[(1, 677236480), (2, 338618240), (4, 169309120), (5, 135447296), (8, 84654560), (10, 67723648), (16, 42327280), (17, 39837440), (20, 33861824), (32, 21163640), (34, 19918720), (40, 16930912), (64, 10581820), (68, 9959360), (80, 8465456), (85, 7967488), (128, 5290910), (136, 4979680), (160, 4232728), (170, 3983744), (256, 2645455), (272, 2489840), (320, 2116364), (340, 1991872), (544, 1244920), (640, 1058182), (680, 995936), (1088, 622460), (1280, 529091), (1360, 497968), (2176, 311230), (2720, 248984), (4352, 155615), (5440, 124492), (10880, 62246), (21760, 31123)]