88318980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{490661}}^1$

素因数の和:490676

約数の個数: 36

約数和(自身を含む): 267901452

約数和(自身を除く): 179582472

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 490661, 981322, 1471983, 1962644, 2453305, 2943966, 4415949, 4906610, 5887932, 7359915, 8831898, 9813220, 14719830, 17663796, 22079745, 29439660, 44159490, 88318980]

約数ペア:

[(1, 88318980), (2, 44159490), (3, 29439660), (4, 22079745), (5, 17663796), (6, 14719830), (9, 9813220), (10, 8831898), (12, 7359915), (15, 5887932), (18, 4906610), (20, 4415949), (30, 2943966), (36, 2453305), (45, 1962644), (60, 1471983), (90, 981322), (180, 490661)]