133421680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2677}}^1$

素因数の和:2786

約数の個数: 80

約数和(自身を含む): 358637760

約数和(自身を除く): 225216080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1424, 1780, 2492, 2677, 3115, 3560, 4984, 5354, 6230, 7120, 9968, 10708, 12460, 13385, 18739, 21416, 24920, 26770, 37478, 42832, 49840, 53540, 74956, 93695, 107080, 149912, 187390, 214160, 238253, 299824, 374780, 476506, 749560, 953012, 1191265, 1499120, 1667771, 1906024, 2382530, 3335542, 3812048, 4765060, 6671084, 8338855, 9530120, 13342168, 16677710, 19060240, 26684336, 33355420, 66710840, 133421680]

約数ペア:

[(1, 133421680), (2, 66710840), (4, 33355420), (5, 26684336), (7, 19060240), (8, 16677710), (10, 13342168), (14, 9530120), (16, 8338855), (20, 6671084), (28, 4765060), (35, 3812048), (40, 3335542), (56, 2382530), (70, 1906024), (80, 1667771), (89, 1499120), (112, 1191265), (140, 953012), (178, 749560), (280, 476506), (356, 374780), (445, 299824), (560, 238253), (623, 214160), (712, 187390), (890, 149912), (1246, 107080), (1424, 93695), (1780, 74956), (2492, 53540), (2677, 49840), (3115, 42832), (3560, 37478), (4984, 26770), (5354, 24920), (6230, 21416), (7120, 18739), (9968, 13385), (10708, 12460)]