138275970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1259}}^1$

素因数の和:1799

約数の個数: 64

約数和(自身を含む): 380298240

約数和(自身を除く): 242022270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 523, 1046, 1259, 1569, 2518, 2615, 3138, 3661, 3777, 5230, 6295, 7322, 7554, 7845, 8813, 10983, 12590, 15690, 17626, 18305, 18885, 21966, 26439, 36610, 37770, 44065, 52878, 54915, 88130, 109830, 132195, 264390, 658457, 1316914, 1975371, 3292285, 3950742, 4609199, 6584570, 9218398, 9876855, 13827597, 19753710, 23045995, 27655194, 46091990, 69137985, 138275970]

約数ペア:

[(1, 138275970), (2, 69137985), (3, 46091990), (5, 27655194), (6, 23045995), (7, 19753710), (10, 13827597), (14, 9876855), (15, 9218398), (21, 6584570), (30, 4609199), (35, 3950742), (42, 3292285), (70, 1975371), (105, 1316914), (210, 658457), (523, 264390), (1046, 132195), (1259, 109830), (1569, 88130), (2518, 54915), (2615, 52878), (3138, 44065), (3661, 37770), (3777, 36610), (5230, 26439), (6295, 21966), (7322, 18885), (7554, 18305), (7845, 17626), (8813, 15690), (10983, 12590)]