189243960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 584962560

約数和(自身を除く): 395718600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 103, 120, 122, 183, 206, 244, 251, 305, 309, 366, 412, 488, 502, 515, 610, 618, 732, 753, 824, 915, 1004, 1030, 1220, 1236, 1255, 1464, 1506, 1545, 1830, 2008, 2060, 2440, 2472, 2510, 3012, 3090, 3660, 3765, 4120, 5020, 6024, 6180, 6283, 7320, 7530, 10040, 12360, 12566, 15060, 15311, 18849, 25132, 25853, 30120, 30622, 31415, 37698, 45933, 50264, 51706, 61244, 62830, 75396, 76555, 77559, 91866, 94245, 103412, 122488, 125660, 129265, 150792, 153110, 155118, 183732, 188490, 206824, 229665, 251320, 258530, 306220, 310236, 367464, 376980, 387795, 459330, 517060, 612440, 620472, 753960, 775590, 918660, 1034120, 1551180, 1577033, 1837320, 3102360, 3154066, 4731099, 6308132, 7885165, 9462198, 12616264, 15770330, 18924396, 23655495, 31540660, 37848792, 47310990, 63081320, 94621980, 189243960]

約数ペア:

[(1, 189243960), (2, 94621980), (3, 63081320), (4, 47310990), (5, 37848792), (6, 31540660), (8, 23655495), (10, 18924396), (12, 15770330), (15, 12616264), (20, 9462198), (24, 7885165), (30, 6308132), (40, 4731099), (60, 3154066), (61, 3102360), (103, 1837320), (120, 1577033), (122, 1551180), (183, 1034120), (206, 918660), (244, 775590), (251, 753960), (305, 620472), (309, 612440), (366, 517060), (412, 459330), (488, 387795), (502, 376980), (515, 367464), (610, 310236), (618, 306220), (732, 258530), (753, 251320), (824, 229665), (915, 206824), (1004, 188490), (1030, 183732), (1220, 155118), (1236, 153110), (1255, 150792), (1464, 129265), (1506, 125660), (1545, 122488), (1830, 103412), (2008, 94245), (2060, 91866), (2440, 77559), (2472, 76555), (2510, 75396), (3012, 62830), (3090, 61244), (3660, 51706), (3765, 50264), (4120, 45933), (5020, 37698), (6024, 31415), (6180, 30622), (6283, 30120), (7320, 25853), (7530, 25132), (10040, 18849), (12360, 15311), (12566, 15060)]