16286480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 43806720

約数和(自身を除く): 27520240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 229, 254, 280, 458, 508, 560, 635, 889, 916, 1016, 1145, 1270, 1603, 1778, 1832, 2032, 2290, 2540, 3206, 3556, 3664, 4445, 4580, 5080, 6412, 7112, 8015, 8890, 9160, 10160, 12824, 14224, 16030, 17780, 18320, 25648, 29083, 32060, 35560, 58166, 64120, 71120, 116332, 128240, 145415, 203581, 232664, 290830, 407162, 465328, 581660, 814324, 1017905, 1163320, 1628648, 2035810, 2326640, 3257296, 4071620, 8143240, 16286480]

約数ペア:

[(1, 16286480), (2, 8143240), (4, 4071620), (5, 3257296), (7, 2326640), (8, 2035810), (10, 1628648), (14, 1163320), (16, 1017905), (20, 814324), (28, 581660), (35, 465328), (40, 407162), (56, 290830), (70, 232664), (80, 203581), (112, 145415), (127, 128240), (140, 116332), (229, 71120), (254, 64120), (280, 58166), (458, 35560), (508, 32060), (560, 29083), (635, 25648), (889, 18320), (916, 17780), (1016, 16030), (1145, 14224), (1270, 12824), (1603, 10160), (1778, 9160), (1832, 8890), (2032, 8015), (2290, 7112), (2540, 6412), (3206, 5080), (3556, 4580), (3664, 4445)]