131727120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:993

約数の個数: 160

約数和(自身を含む): 472469760

約数和(自身を除く): 340742640

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, 89, 105, 112, 120, 140, 168, 178, 210, 240, 267, 280, 336, 356, 420, 445, 534, 560, 623, 712, 840, 881, 890, 1068, 1246, 1335, 1424, 1680, 1762, 1780, 1869, 2136, 2492, 2643, 2670, 3115, 3524, 3560, 3738, 4272, 4405, 4984, 5286, 5340, 6167, 6230, 7048, 7120, 7476, 8810, 9345, 9968, 10572, 10680, 12334, 12460, 13215, 14096, 14952, 17620, 18501, 18690, 21144, 21360, 24668, 24920, 26430, 29904, 30835, 35240, 37002, 37380, 42288, 49336, 49840, 52860, 61670, 70480, 74004, 74760, 78409, 92505, 98672, 105720, 123340, 148008, 149520, 156818, 185010, 211440, 235227, 246680, 296016, 313636, 370020, 392045, 470454, 493360, 548863, 627272, 740040, 784090, 940908, 1097726, 1176135, 1254544, 1480080, 1568180, 1646589, 1881816, 2195452, 2352270, 2744315, 3136360, 3293178, 3763632, 4390904, 4704540, 5488630, 6272720, 6586356, 8232945, 8781808, 9409080, 10977260, 13172712, 16465890, 18818160, 21954520, 26345424, 32931780, 43909040, 65863560, 131727120]

約数ペア:

[(1, 131727120), (2, 65863560), (3, 43909040), (4, 32931780), (5, 26345424), (6, 21954520), (7, 18818160), (8, 16465890), (10, 13172712), (12, 10977260), (14, 9409080), (15, 8781808), (16, 8232945), (20, 6586356), (21, 6272720), (24, 5488630), (28, 4704540), (30, 4390904), (35, 3763632), (40, 3293178), (42, 3136360), (48, 2744315), (56, 2352270), (60, 2195452), (70, 1881816), (80, 1646589), (84, 1568180), (89, 1480080), (105, 1254544), (112, 1176135), (120, 1097726), (140, 940908), (168, 784090), (178, 740040), (210, 627272), (240, 548863), (267, 493360), (280, 470454), (336, 392045), (356, 370020), (420, 313636), (445, 296016), (534, 246680), (560, 235227), (623, 211440), (712, 185010), (840, 156818), (881, 149520), (890, 148008), (1068, 123340), (1246, 105720), (1335, 98672), (1424, 92505), (1680, 78409), (1762, 74760), (1780, 74004), (1869, 70480), (2136, 61670), (2492, 52860), (2643, 49840), (2670, 49336), (3115, 42288), (3524, 37380), (3560, 37002), (3738, 35240), (4272, 30835), (4405, 29904), (4984, 26430), (5286, 24920), (5340, 24668), (6167, 21360), (6230, 21144), (7048, 18690), (7120, 18501), (7476, 17620), (8810, 14952), (9345, 14096), (9968, 13215), (10572, 12460), (10680, 12334)]