197831340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{797}}^1$

素因数の和:1016

約数の個数: 144

約数和(自身を含む): 690161472

約数和(自身を除く): 492330132

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 197, 210, 252, 315, 394, 420, 591, 630, 788, 797, 985, 1182, 1260, 1379, 1594, 1773, 1970, 2364, 2391, 2758, 2955, 3188, 3546, 3940, 3985, 4137, 4782, 5516, 5579, 5910, 6895, 7092, 7173, 7970, 8274, 8865, 9564, 11158, 11820, 11955, 12411, 13790, 14346, 15940, 16548, 16737, 17730, 20685, 22316, 23910, 24822, 27580, 27895, 28692, 33474, 35460, 35865, 41370, 47820, 49644, 50211, 55790, 62055, 66948, 71730, 82740, 83685, 100422, 111580, 124110, 143460, 157009, 167370, 200844, 248220, 251055, 314018, 334740, 471027, 502110, 628036, 785045, 942054, 1004220, 1099063, 1413081, 1570090, 1884108, 2198126, 2355135, 2826162, 3140180, 3297189, 4396252, 4710270, 5495315, 5652324, 6594378, 7065405, 9420540, 9891567, 10990630, 13188756, 14130810, 16485945, 19783134, 21981260, 28261620, 32971890, 39566268, 49457835, 65943780, 98915670, 197831340]

約数ペア:

[(1, 197831340), (2, 98915670), (3, 65943780), (4, 49457835), (5, 39566268), (6, 32971890), (7, 28261620), (9, 21981260), (10, 19783134), (12, 16485945), (14, 14130810), (15, 13188756), (18, 10990630), (20, 9891567), (21, 9420540), (28, 7065405), (30, 6594378), (35, 5652324), (36, 5495315), (42, 4710270), (45, 4396252), (60, 3297189), (63, 3140180), (70, 2826162), (84, 2355135), (90, 2198126), (105, 1884108), (126, 1570090), (140, 1413081), (180, 1099063), (197, 1004220), (210, 942054), (252, 785045), (315, 628036), (394, 502110), (420, 471027), (591, 334740), (630, 314018), (788, 251055), (797, 248220), (985, 200844), (1182, 167370), (1260, 157009), (1379, 143460), (1594, 124110), (1773, 111580), (1970, 100422), (2364, 83685), (2391, 82740), (2758, 71730), (2955, 66948), (3188, 62055), (3546, 55790), (3940, 50211), (3985, 49644), (4137, 47820), (4782, 41370), (5516, 35865), (5579, 35460), (5910, 33474), (6895, 28692), (7092, 27895), (7173, 27580), (7970, 24822), (8274, 23910), (8865, 22316), (9564, 20685), (11158, 17730), (11820, 16737), (11955, 16548), (12411, 15940), (13790, 14346)]