258776520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{349}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 804384000

約数和(自身を除く): 545607480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 167, 185, 222, 296, 334, 349, 370, 444, 501, 555, 668, 698, 740, 835, 888, 1002, 1047, 1110, 1336, 1396, 1480, 1670, 1745, 2004, 2094, 2220, 2505, 2792, 3340, 3490, 4008, 4188, 4440, 5010, 5235, 6179, 6680, 6980, 8376, 10020, 10470, 12358, 12913, 13960, 18537, 20040, 20940, 24716, 25826, 30895, 37074, 38739, 41880, 49432, 51652, 58283, 61790, 64565, 74148, 77478, 92685, 103304, 116566, 123580, 129130, 148296, 154956, 174849, 185370, 193695, 233132, 247160, 258260, 291415, 309912, 349698, 370740, 387390, 466264, 516520, 582830, 699396, 741480, 774780, 874245, 1165660, 1398792, 1549560, 1748490, 2156471, 2331320, 3496980, 4312942, 6469413, 6993960, 8625884, 10782355, 12938826, 17251768, 21564710, 25877652, 32347065, 43129420, 51755304, 64694130, 86258840, 129388260, 258776520]

約数ペア:

[(1, 258776520), (2, 129388260), (3, 86258840), (4, 64694130), (5, 51755304), (6, 43129420), (8, 32347065), (10, 25877652), (12, 21564710), (15, 17251768), (20, 12938826), (24, 10782355), (30, 8625884), (37, 6993960), (40, 6469413), (60, 4312942), (74, 3496980), (111, 2331320), (120, 2156471), (148, 1748490), (167, 1549560), (185, 1398792), (222, 1165660), (296, 874245), (334, 774780), (349, 741480), (370, 699396), (444, 582830), (501, 516520), (555, 466264), (668, 387390), (698, 370740), (740, 349698), (835, 309912), (888, 291415), (1002, 258260), (1047, 247160), (1110, 233132), (1336, 193695), (1396, 185370), (1480, 174849), (1670, 154956), (1745, 148296), (2004, 129130), (2094, 123580), (2220, 116566), (2505, 103304), (2792, 92685), (3340, 77478), (3490, 74148), (4008, 64565), (4188, 61790), (4440, 58283), (5010, 51652), (5235, 49432), (6179, 41880), (6680, 38739), (6980, 37074), (8376, 30895), (10020, 25826), (10470, 24716), (12358, 20940), (12913, 20040), (13960, 18537)]