20163047880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{267131}}^1$

素因数の和:267199

約数の個数: 128

約数和(自身を含む): 65778583680

約数和(自身を除く): 45615535800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 37, 40, 51, 60, 68, 74, 85, 102, 111, 120, 136, 148, 170, 185, 204, 222, 255, 296, 340, 370, 408, 444, 510, 555, 629, 680, 740, 888, 1020, 1110, 1258, 1480, 1887, 2040, 2220, 2516, 3145, 3774, 4440, 5032, 6290, 7548, 9435, 12580, 15096, 18870, 25160, 37740, 75480, 267131, 534262, 801393, 1068524, 1335655, 1602786, 2137048, 2671310, 3205572, 4006965, 4541227, 5342620, 6411144, 8013930, 9082454, 9883847, 10685240, 13623681, 16027860, 18164908, 19767694, 22706135, 27247362, 29651541, 32055720, 36329816, 39535388, 45412270, 49419235, 54494724, 59303082, 68118405, 79070776, 90824540, 98838470, 108989448, 118606164, 136236810, 148257705, 168025399, 181649080, 197676940, 237212328, 272473620, 296515410, 336050798, 395353880, 504076197, 544947240, 593030820, 672101596, 840126995, 1008152394, 1186061640, 1344203192, 1680253990, 2016304788, 2520380985, 3360507980, 4032609576, 5040761970, 6721015960, 10081523940, 20163047880]

約数ペア:

[(1, 20163047880), (2, 10081523940), (3, 6721015960), (4, 5040761970), (5, 4032609576), (6, 3360507980), (8, 2520380985), (10, 2016304788), (12, 1680253990), (15, 1344203192), (17, 1186061640), (20, 1008152394), (24, 840126995), (30, 672101596), (34, 593030820), (37, 544947240), (40, 504076197), (51, 395353880), (60, 336050798), (68, 296515410), (74, 272473620), (85, 237212328), (102, 197676940), (111, 181649080), (120, 168025399), (136, 148257705), (148, 136236810), (170, 118606164), (185, 108989448), (204, 98838470), (222, 90824540), (255, 79070776), (296, 68118405), (340, 59303082), (370, 54494724), (408, 49419235), (444, 45412270), (510, 39535388), (555, 36329816), (629, 32055720), (680, 29651541), (740, 27247362), (888, 22706135), (1020, 19767694), (1110, 18164908), (1258, 16027860), (1480, 13623681), (1887, 10685240), (2040, 9883847), (2220, 9082454), (2516, 8013930), (3145, 6411144), (3774, 5342620), (4440, 4541227), (5032, 4006965), (6290, 3205572), (7548, 2671310), (9435, 2137048), (12580, 1602786), (15096, 1335655), (18870, 1068524), (25160, 801393), (37740, 534262), (75480, 267131)]