69299780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1171}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 159485760

約数和(自身を除く): 90185980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 538, 1076, 1171, 1345, 2342, 2690, 2959, 4684, 5380, 5855, 5918, 11710, 11836, 12881, 14795, 23420, 25762, 29590, 51524, 59180, 64405, 128810, 257620, 314999, 629998, 1259996, 1574995, 3149990, 3464989, 6299980, 6929978, 13859956, 17324945, 34649890, 69299780]

約数ペア:

[(1, 69299780), (2, 34649890), (4, 17324945), (5, 13859956), (10, 6929978), (11, 6299980), (20, 3464989), (22, 3149990), (44, 1574995), (55, 1259996), (110, 629998), (220, 314999), (269, 257620), (538, 128810), (1076, 64405), (1171, 59180), (1345, 51524), (2342, 29590), (2690, 25762), (2959, 23420), (4684, 14795), (5380, 12881), (5855, 11836), (5918, 11710)]