15145360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 60

約数和(自身を含む): 36570204

約数和(自身を除く): 21424844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 197, 248, 310, 394, 496, 620, 788, 961, 985, 1240, 1576, 1922, 1970, 2480, 3152, 3844, 3940, 4805, 6107, 7688, 7880, 9610, 12214, 15376, 15760, 19220, 24428, 30535, 38440, 48856, 61070, 76880, 97712, 122140, 189317, 244280, 378634, 488560, 757268, 946585, 1514536, 1893170, 3029072, 3786340, 7572680, 15145360]

約数ペア:

[(1, 15145360), (2, 7572680), (4, 3786340), (5, 3029072), (8, 1893170), (10, 1514536), (16, 946585), (20, 757268), (31, 488560), (40, 378634), (62, 244280), (80, 189317), (124, 122140), (155, 97712), (197, 76880), (248, 61070), (310, 48856), (394, 38440), (496, 30535), (620, 24428), (788, 19220), (961, 15760), (985, 15376), (1240, 12214), (1576, 9610), (1922, 7880), (1970, 7688), (2480, 6107), (3152, 4805), (3844, 3940)]