66381840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13171}}^1$

素因数の和:13197

約数の個数: 120

約数和(自身を含む): 254799168

約数和(自身を除く): 188417328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 13171, 26342, 39513, 52684, 65855, 79026, 92197, 105368, 118539, 131710, 158052, 184394, 197565, 210736, 237078, 263420, 276591, 316104, 368788, 395130, 460985, 474156, 526840, 553182, 592695, 632208, 737576, 790260, 829773, 921970, 948312, 1053680, 1106364, 1185390, 1382955, 1475152, 1580520, 1659546, 1843940, 1896624, 2212728, 2370780, 2765910, 3161040, 3319092, 3687880, 4148865, 4425456, 4741560, 5531820, 6638184, 7375760, 8297730, 9483120, 11063640, 13276368, 16595460, 22127280, 33190920, 66381840]

約数ペア:

[(1, 66381840), (2, 33190920), (3, 22127280), (4, 16595460), (5, 13276368), (6, 11063640), (7, 9483120), (8, 8297730), (9, 7375760), (10, 6638184), (12, 5531820), (14, 4741560), (15, 4425456), (16, 4148865), (18, 3687880), (20, 3319092), (21, 3161040), (24, 2765910), (28, 2370780), (30, 2212728), (35, 1896624), (36, 1843940), (40, 1659546), (42, 1580520), (45, 1475152), (48, 1382955), (56, 1185390), (60, 1106364), (63, 1053680), (70, 948312), (72, 921970), (80, 829773), (84, 790260), (90, 737576), (105, 632208), (112, 592695), (120, 553182), (126, 526840), (140, 474156), (144, 460985), (168, 395130), (180, 368788), (210, 316104), (240, 276591), (252, 263420), (280, 237078), (315, 210736), (336, 197565), (360, 184394), (420, 158052), (504, 131710), (560, 118539), (630, 105368), (720, 92197), (840, 79026), (1008, 65855), (1260, 52684), (1680, 39513), (2520, 26342), (5040, 13171)]