66631080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:443

約数の個数: 128

約数和(自身を含む): 210672000

約数和(自身を除く): 144040920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 43, 60, 74, 86, 111, 120, 129, 148, 172, 185, 215, 222, 258, 296, 344, 349, 370, 430, 444, 516, 555, 645, 698, 740, 860, 888, 1032, 1047, 1110, 1290, 1396, 1480, 1591, 1720, 1745, 2094, 2220, 2580, 2792, 3182, 3490, 4188, 4440, 4773, 5160, 5235, 6364, 6980, 7955, 8376, 9546, 10470, 12728, 12913, 13960, 15007, 15910, 19092, 20940, 23865, 25826, 30014, 31820, 38184, 38739, 41880, 45021, 47730, 51652, 60028, 63640, 64565, 75035, 77478, 90042, 95460, 103304, 120056, 129130, 150070, 154956, 180084, 190920, 193695, 225105, 258260, 300140, 309912, 360168, 387390, 450210, 516520, 555259, 600280, 774780, 900420, 1110518, 1549560, 1665777, 1800840, 2221036, 2776295, 3331554, 4442072, 5552590, 6663108, 8328885, 11105180, 13326216, 16657770, 22210360, 33315540, 66631080]

約数ペア:

[(1, 66631080), (2, 33315540), (3, 22210360), (4, 16657770), (5, 13326216), (6, 11105180), (8, 8328885), (10, 6663108), (12, 5552590), (15, 4442072), (20, 3331554), (24, 2776295), (30, 2221036), (37, 1800840), (40, 1665777), (43, 1549560), (60, 1110518), (74, 900420), (86, 774780), (111, 600280), (120, 555259), (129, 516520), (148, 450210), (172, 387390), (185, 360168), (215, 309912), (222, 300140), (258, 258260), (296, 225105), (344, 193695), (349, 190920), (370, 180084), (430, 154956), (444, 150070), (516, 129130), (555, 120056), (645, 103304), (698, 95460), (740, 90042), (860, 77478), (888, 75035), (1032, 64565), (1047, 63640), (1110, 60028), (1290, 51652), (1396, 47730), (1480, 45021), (1591, 41880), (1720, 38739), (1745, 38184), (2094, 31820), (2220, 30014), (2580, 25826), (2792, 23865), (3182, 20940), (3490, 19092), (4188, 15910), (4440, 15007), (4773, 13960), (5160, 12913), (5235, 12728), (6364, 10470), (6980, 9546), (7955, 8376)]