71451720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{7351}}^1$

素因数の和:7377

約数の個数: 96

約数和(自身を含む): 240851520

約数和(自身を除く): 169399800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 7351, 9720, 14702, 22053, 29404, 36755, 44106, 58808, 66159, 73510, 88212, 110265, 132318, 147020, 176424, 198477, 220530, 264636, 294040, 330795, 396954, 441060, 529272, 595431, 661590, 793908, 882120, 992385, 1190862, 1323180, 1587816, 1786293, 1984770, 2381724, 2646360, 2977155, 3572586, 3969540, 4763448, 5954310, 7145172, 7939080, 8931465, 11908620, 14290344, 17862930, 23817240, 35725860, 71451720]

約数ペア:

[(1, 71451720), (2, 35725860), (3, 23817240), (4, 17862930), (5, 14290344), (6, 11908620), (8, 8931465), (9, 7939080), (10, 7145172), (12, 5954310), (15, 4763448), (18, 3969540), (20, 3572586), (24, 2977155), (27, 2646360), (30, 2381724), (36, 1984770), (40, 1786293), (45, 1587816), (54, 1323180), (60, 1190862), (72, 992385), (81, 882120), (90, 793908), (108, 661590), (120, 595431), (135, 529272), (162, 441060), (180, 396954), (216, 330795), (243, 294040), (270, 264636), (324, 220530), (360, 198477), (405, 176424), (486, 147020), (540, 132318), (648, 110265), (810, 88212), (972, 73510), (1080, 66159), (1215, 58808), (1620, 44106), (1944, 36755), (2430, 29404), (3240, 22053), (4860, 14702), (7351, 9720)]