69970020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13103}}^1$

素因数の和:13204

約数の個数: 48

約数和(自身を含む): 198132480

約数和(自身を除く): 128162460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 13103, 26206, 39309, 52412, 65515, 78618, 131030, 157236, 196545, 262060, 393090, 786180, 1166167, 2332334, 3498501, 4664668, 5830835, 6997002, 11661670, 13994004, 17492505, 23323340, 34985010, 69970020]

約数ペア:

[(1, 69970020), (2, 34985010), (3, 23323340), (4, 17492505), (5, 13994004), (6, 11661670), (10, 6997002), (12, 5830835), (15, 4664668), (20, 3498501), (30, 2332334), (60, 1166167), (89, 786180), (178, 393090), (267, 262060), (356, 196545), (445, 157236), (534, 131030), (890, 78618), (1068, 65515), (1335, 52412), (1780, 39309), (2670, 26206), (5340, 13103)]