80157840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47713}}^1$

素因数の和:47736

約数の個数: 80

約数和(自身を含む): 283993728

約数和(自身を除く): 203835888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 47713, 95426, 143139, 190852, 238565, 286278, 333991, 381704, 477130, 572556, 667982, 715695, 763408, 954260, 1001973, 1145112, 1335964, 1431390, 1669955, 1908520, 2003946, 2290224, 2671928, 2862780, 3339910, 3817040, 4007892, 5009865, 5343856, 5725560, 6679820, 8015784, 10019730, 11451120, 13359640, 16031568, 20039460, 26719280, 40078920, 80157840]

約数ペア:

[(1, 80157840), (2, 40078920), (3, 26719280), (4, 20039460), (5, 16031568), (6, 13359640), (7, 11451120), (8, 10019730), (10, 8015784), (12, 6679820), (14, 5725560), (15, 5343856), (16, 5009865), (20, 4007892), (21, 3817040), (24, 3339910), (28, 2862780), (30, 2671928), (35, 2290224), (40, 2003946), (42, 1908520), (48, 1669955), (56, 1431390), (60, 1335964), (70, 1145112), (80, 1001973), (84, 954260), (105, 763408), (112, 715695), (120, 667982), (140, 572556), (168, 477130), (210, 381704), (240, 333991), (280, 286278), (336, 238565), (420, 190852), (560, 143139), (840, 95426), (1680, 47713)]