87555120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{743}}^1$

素因数の和:1250

約数の個数: 80

約数和(自身を含む): 272339712

約数和(自身を除く): 184784592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 491, 743, 982, 1473, 1486, 1964, 2229, 2455, 2946, 2972, 3715, 3928, 4458, 4910, 5892, 5944, 7365, 7430, 7856, 8916, 9820, 11145, 11784, 11888, 14730, 14860, 17832, 19640, 22290, 23568, 29460, 29720, 35664, 39280, 44580, 58920, 59440, 89160, 117840, 178320, 364813, 729626, 1094439, 1459252, 1824065, 2188878, 2918504, 3648130, 4377756, 5472195, 5837008, 7296260, 8755512, 10944390, 14592520, 17511024, 21888780, 29185040, 43777560, 87555120]

約数ペア:

[(1, 87555120), (2, 43777560), (3, 29185040), (4, 21888780), (5, 17511024), (6, 14592520), (8, 10944390), (10, 8755512), (12, 7296260), (15, 5837008), (16, 5472195), (20, 4377756), (24, 3648130), (30, 2918504), (40, 2188878), (48, 1824065), (60, 1459252), (80, 1094439), (120, 729626), (240, 364813), (491, 178320), (743, 117840), (982, 89160), (1473, 59440), (1486, 58920), (1964, 44580), (2229, 39280), (2455, 35664), (2946, 29720), (2972, 29460), (3715, 23568), (3928, 22290), (4458, 19640), (4910, 17832), (5892, 14860), (5944, 14730), (7365, 11888), (7430, 11784), (7856, 11145), (8916, 9820)]