138910860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70157}}^1$

素因数の和:70183

約数の個数: 72

約数和(自身を含む): 459675216

約数和(自身を除く): 320764356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 70157, 140314, 210471, 280628, 350785, 420942, 631413, 701570, 771727, 841884, 1052355, 1262826, 1403140, 1543454, 2104710, 2315181, 2525652, 3086908, 3157065, 3858635, 4209420, 4630362, 6314130, 6945543, 7717270, 9260724, 11575905, 12628260, 13891086, 15434540, 23151810, 27782172, 34727715, 46303620, 69455430, 138910860]

約数ペア:

[(1, 138910860), (2, 69455430), (3, 46303620), (4, 34727715), (5, 27782172), (6, 23151810), (9, 15434540), (10, 13891086), (11, 12628260), (12, 11575905), (15, 9260724), (18, 7717270), (20, 6945543), (22, 6314130), (30, 4630362), (33, 4209420), (36, 3858635), (44, 3157065), (45, 3086908), (55, 2525652), (60, 2315181), (66, 2104710), (90, 1543454), (99, 1403140), (110, 1262826), (132, 1052355), (165, 841884), (180, 771727), (198, 701570), (220, 631413), (330, 420942), (396, 350785), (495, 280628), (660, 210471), (990, 140314), (1980, 70157)]