109771520

素因数分解:

$2^8\times 5^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:661

約数の個数: 72

約数和(自身を含む): 264902400

約数和(自身を除く): 155130880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 191, 256, 320, 382, 449, 640, 764, 898, 955, 1280, 1528, 1796, 1910, 2245, 3056, 3592, 3820, 4490, 6112, 7184, 7640, 8980, 12224, 14368, 15280, 17960, 24448, 28736, 30560, 35920, 48896, 57472, 61120, 71840, 85759, 114944, 122240, 143680, 171518, 244480, 287360, 343036, 428795, 574720, 686072, 857590, 1372144, 1715180, 2744288, 3430360, 5488576, 6860720, 10977152, 13721440, 21954304, 27442880, 54885760, 109771520]

約数ペア:

[(1, 109771520), (2, 54885760), (4, 27442880), (5, 21954304), (8, 13721440), (10, 10977152), (16, 6860720), (20, 5488576), (32, 3430360), (40, 2744288), (64, 1715180), (80, 1372144), (128, 857590), (160, 686072), (191, 574720), (256, 428795), (320, 343036), (382, 287360), (449, 244480), (640, 171518), (764, 143680), (898, 122240), (955, 114944), (1280, 85759), (1528, 71840), (1796, 61120), (1910, 57472), (2245, 48896), (3056, 35920), (3592, 30560), (3820, 28736), (4490, 24448), (6112, 17960), (7184, 15280), (7640, 14368), (8980, 12224)]