31681320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{24001}}^1$

素因数の和:24026

約数の個数: 64

約数和(自身を含む): 103688640

約数和(自身を除く): 72007320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 24001, 48002, 72003, 96004, 120005, 144006, 192008, 240010, 264011, 288012, 360015, 480020, 528022, 576024, 720030, 792033, 960040, 1056044, 1320055, 1440060, 1584066, 2112088, 2640110, 2880120, 3168132, 3960165, 5280220, 6336264, 7920330, 10560440, 15840660, 31681320]

約数ペア:

[(1, 31681320), (2, 15840660), (3, 10560440), (4, 7920330), (5, 6336264), (6, 5280220), (8, 3960165), (10, 3168132), (11, 2880120), (12, 2640110), (15, 2112088), (20, 1584066), (22, 1440060), (24, 1320055), (30, 1056044), (33, 960040), (40, 792033), (44, 720030), (55, 576024), (60, 528022), (66, 480020), (88, 360015), (110, 288012), (120, 264011), (132, 240010), (165, 192008), (220, 144006), (264, 120005), (330, 96004), (440, 72003), (660, 48002), (1320, 24001)]