1258752760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{43049}}^1$

素因数の和:43120

約数の個数: 64

約数和(自身を含む): 3068604000

約数和(自身を除く): 1809851240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 7310, 14620, 29240, 43049, 86098, 172196, 215245, 344392, 430490, 731833, 860980, 1463666, 1721960, 1851107, 2927332, 3659165, 3702214, 5854664, 7318330, 7404428, 9255535, 14636660, 14808856, 18511070, 29273320, 31468819, 37022140, 62937638, 74044280, 125875276, 157344095, 251750552, 314688190, 629376380, 1258752760]

約数ペア:

[(1, 1258752760), (2, 629376380), (4, 314688190), (5, 251750552), (8, 157344095), (10, 125875276), (17, 74044280), (20, 62937638), (34, 37022140), (40, 31468819), (43, 29273320), (68, 18511070), (85, 14808856), (86, 14636660), (136, 9255535), (170, 7404428), (172, 7318330), (215, 5854664), (340, 3702214), (344, 3659165), (430, 2927332), (680, 1851107), (731, 1721960), (860, 1463666), (1462, 860980), (1720, 731833), (2924, 430490), (3655, 344392), (5848, 215245), (7310, 172196), (14620, 86098), (29240, 43049)]