123028728

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{911}}^1$

素因数の和:1268

約数の個数: 64

約数和(自身を含む): 327006720

約数和(自身を除く): 203977992

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 331, 408, 662, 911, 993, 1324, 1822, 1986, 2648, 2733, 3644, 3972, 5466, 5627, 7288, 7944, 10932, 11254, 15487, 16881, 21864, 22508, 30974, 33762, 45016, 46461, 61948, 67524, 92922, 123896, 135048, 185844, 301541, 371688, 603082, 904623, 1206164, 1809246, 2412328, 3618492, 5126197, 7236984, 10252394, 15378591, 20504788, 30757182, 41009576, 61514364, 123028728]

約数ペア:

[(1, 123028728), (2, 61514364), (3, 41009576), (4, 30757182), (6, 20504788), (8, 15378591), (12, 10252394), (17, 7236984), (24, 5126197), (34, 3618492), (51, 2412328), (68, 1809246), (102, 1206164), (136, 904623), (204, 603082), (331, 371688), (408, 301541), (662, 185844), (911, 135048), (993, 123896), (1324, 92922), (1822, 67524), (1986, 61948), (2648, 46461), (2733, 45016), (3644, 33762), (3972, 30974), (5466, 22508), (5627, 21864), (7288, 16881), (7944, 15487), (10932, 11254)]