55391280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{32971}}^1$

素因数の和:32994

約数の個数: 80

約数和(自身を含む): 196249344

約数和(自身を除く): 140858064

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, 32971, 65942, 98913, 131884, 164855, 197826, 230797, 263768, 329710, 395652, 461594, 494565, 527536, 659420, 692391, 791304, 923188, 989130, 1153985, 1318840, 1384782, 1582608, 1846376, 1978260, 2307970, 2637680, 2769564, 3461955, 3692752, 3956520, 4615940, 5539128, 6923910, 7913040, 9231880, 11078256, 13847820, 18463760, 27695640, 55391280]

約数ペア:

[(1, 55391280), (2, 27695640), (3, 18463760), (4, 13847820), (5, 11078256), (6, 9231880), (7, 7913040), (8, 6923910), (10, 5539128), (12, 4615940), (14, 3956520), (15, 3692752), (16, 3461955), (20, 2769564), (21, 2637680), (24, 2307970), (28, 1978260), (30, 1846376), (35, 1582608), (40, 1384782), (42, 1318840), (48, 1153985), (56, 989130), (60, 923188), (70, 791304), (80, 692391), (84, 659420), (105, 527536), (112, 494565), (120, 461594), (140, 395652), (168, 329710), (210, 263768), (240, 230797), (280, 197826), (336, 164855), (420, 131884), (560, 98913), (840, 65942), (1680, 32971)]