16868880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3347}}^1$

素因数の和:3373

約数の個数: 120

約数和(自身を含む): 64763712

約数和(自身を除く): 47894832

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, 3347, 5040, 6694, 10041, 13388, 16735, 20082, 23429, 26776, 30123, 33470, 40164, 46858, 50205, 53552, 60246, 66940, 70287, 80328, 93716, 100410, 117145, 120492, 133880, 140574, 150615, 160656, 187432, 200820, 210861, 234290, 240984, 267760, 281148, 301230, 351435, 374864, 401640, 421722, 468580, 481968, 562296, 602460, 702870, 803280, 843444, 937160, 1054305, 1124592, 1204920, 1405740, 1686888, 1874320, 2108610, 2409840, 2811480, 3373776, 4217220, 5622960, 8434440, 16868880]

約数ペア:

[(1, 16868880), (2, 8434440), (3, 5622960), (4, 4217220), (5, 3373776), (6, 2811480), (7, 2409840), (8, 2108610), (9, 1874320), (10, 1686888), (12, 1405740), (14, 1204920), (15, 1124592), (16, 1054305), (18, 937160), (20, 843444), (21, 803280), (24, 702870), (28, 602460), (30, 562296), (35, 481968), (36, 468580), (40, 421722), (42, 401640), (45, 374864), (48, 351435), (56, 301230), (60, 281148), (63, 267760), (70, 240984), (72, 234290), (80, 210861), (84, 200820), (90, 187432), (105, 160656), (112, 150615), (120, 140574), (126, 133880), (140, 120492), (144, 117145), (168, 100410), (180, 93716), (210, 80328), (240, 70287), (252, 66940), (280, 60246), (315, 53552), (336, 50205), (360, 46858), (420, 40164), (504, 33470), (560, 30123), (630, 26776), (720, 23429), (840, 20082), (1008, 16735), (1260, 13388), (1680, 10041), (2520, 6694), (3347, 5040)]