64186920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{25471}}^1$

素因数の和:25495

約数の個数: 96

約数和(自身を含む): 238417920

約数和(自身を除く): 174231000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 25471, 50942, 76413, 101884, 127355, 152826, 178297, 203768, 229239, 254710, 305652, 356594, 382065, 458478, 509420, 534891, 611304, 713188, 764130, 891485, 916956, 1018840, 1069782, 1146195, 1426376, 1528260, 1604673, 1782970, 1833912, 2139564, 2292390, 2674455, 3056520, 3209346, 3565940, 4279128, 4584780, 5348910, 6418692, 7131880, 8023365, 9169560, 10697820, 12837384, 16046730, 21395640, 32093460, 64186920]

約数ペア:

[(1, 64186920), (2, 32093460), (3, 21395640), (4, 16046730), (5, 12837384), (6, 10697820), (7, 9169560), (8, 8023365), (9, 7131880), (10, 6418692), (12, 5348910), (14, 4584780), (15, 4279128), (18, 3565940), (20, 3209346), (21, 3056520), (24, 2674455), (28, 2292390), (30, 2139564), (35, 1833912), (36, 1782970), (40, 1604673), (42, 1528260), (45, 1426376), (56, 1146195), (60, 1069782), (63, 1018840), (70, 916956), (72, 891485), (84, 764130), (90, 713188), (105, 611304), (120, 534891), (126, 509420), (140, 458478), (168, 382065), (180, 356594), (210, 305652), (252, 254710), (280, 229239), (315, 203768), (360, 178297), (420, 152826), (504, 127355), (630, 101884), (840, 76413), (1260, 50942), (2520, 25471)]