30195780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21881}}^1$

素因数の和:21916

約数の個数: 48

約数和(自身を含む): 88228224

約数和(自身を除く): 58032444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 21881, 43762, 65643, 87524, 109405, 131286, 218810, 262572, 328215, 437620, 503263, 656430, 1006526, 1312860, 1509789, 2013052, 2516315, 3019578, 5032630, 6039156, 7548945, 10065260, 15097890, 30195780]

約数ペア:

[(1, 30195780), (2, 15097890), (3, 10065260), (4, 7548945), (5, 6039156), (6, 5032630), (10, 3019578), (12, 2516315), (15, 2013052), (20, 1509789), (23, 1312860), (30, 1006526), (46, 656430), (60, 503263), (69, 437620), (92, 328215), (115, 262572), (138, 218810), (230, 131286), (276, 109405), (345, 87524), (460, 65643), (690, 43762), (1380, 21881)]