71188020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3019}}^1$

素因数の和:3165

約数の個数: 72

約数和(自身を含む): 217657440

約数和(自身を除く): 146469420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3019, 3930, 4716, 5895, 6038, 7860, 9057, 11790, 12076, 15095, 18114, 23580, 27171, 30190, 36228, 45285, 54342, 60380, 90570, 108684, 135855, 181140, 271710, 395489, 543420, 790978, 1186467, 1581956, 1977445, 2372934, 3559401, 3954890, 4745868, 5932335, 7118802, 7909780, 11864670, 14237604, 17797005, 23729340, 35594010, 71188020]

約数ペア:

[(1, 71188020), (2, 35594010), (3, 23729340), (4, 17797005), (5, 14237604), (6, 11864670), (9, 7909780), (10, 7118802), (12, 5932335), (15, 4745868), (18, 3954890), (20, 3559401), (30, 2372934), (36, 1977445), (45, 1581956), (60, 1186467), (90, 790978), (131, 543420), (180, 395489), (262, 271710), (393, 181140), (524, 135855), (655, 108684), (786, 90570), (1179, 60380), (1310, 54342), (1572, 45285), (1965, 36228), (2358, 30190), (2620, 27171), (3019, 23580), (3930, 18114), (4716, 15095), (5895, 12076), (6038, 11790), (7860, 9057)]