198917280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1291}}^1$

素因数の和:1419

約数の個数: 144

約数和(自身を含む): 685679904

約数和(自身を除く): 486762624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 107, 120, 144, 160, 180, 214, 240, 288, 321, 360, 428, 480, 535, 642, 720, 856, 963, 1070, 1284, 1291, 1440, 1605, 1712, 1926, 2140, 2568, 2582, 3210, 3424, 3852, 3873, 4280, 4815, 5136, 5164, 6420, 6455, 7704, 7746, 8560, 9630, 10272, 10328, 11619, 12840, 12910, 15408, 15492, 17120, 19260, 19365, 20656, 23238, 25680, 25820, 30816, 30984, 38520, 38730, 41312, 46476, 51360, 51640, 58095, 61968, 77040, 77460, 92952, 103280, 116190, 123936, 138137, 154080, 154920, 185904, 206560, 232380, 276274, 309840, 371808, 414411, 464760, 552548, 619680, 690685, 828822, 929520, 1105096, 1243233, 1381370, 1657644, 1859040, 2072055, 2210192, 2486466, 2762740, 3315288, 4144110, 4420384, 4972932, 5525480, 6216165, 6630576, 8288220, 9945864, 11050960, 12432330, 13261152, 16576440, 19891728, 22101920, 24864660, 33152880, 39783456, 49729320, 66305760, 99458640, 198917280]

約数ペア:

[(1, 198917280), (2, 99458640), (3, 66305760), (4, 49729320), (5, 39783456), (6, 33152880), (8, 24864660), (9, 22101920), (10, 19891728), (12, 16576440), (15, 13261152), (16, 12432330), (18, 11050960), (20, 9945864), (24, 8288220), (30, 6630576), (32, 6216165), (36, 5525480), (40, 4972932), (45, 4420384), (48, 4144110), (60, 3315288), (72, 2762740), (80, 2486466), (90, 2210192), (96, 2072055), (107, 1859040), (120, 1657644), (144, 1381370), (160, 1243233), (180, 1105096), (214, 929520), (240, 828822), (288, 690685), (321, 619680), (360, 552548), (428, 464760), (480, 414411), (535, 371808), (642, 309840), (720, 276274), (856, 232380), (963, 206560), (1070, 185904), (1284, 154920), (1291, 154080), (1440, 138137), (1605, 123936), (1712, 116190), (1926, 103280), (2140, 92952), (2568, 77460), (2582, 77040), (3210, 61968), (3424, 58095), (3852, 51640), (3873, 51360), (4280, 46476), (4815, 41312), (5136, 38730), (5164, 38520), (6420, 30984), (6455, 30816), (7704, 25820), (7746, 25680), (8560, 23238), (9630, 20656), (10272, 19365), (10328, 19260), (11619, 17120), (12840, 15492), (12910, 15408)]