199063680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:742

約数の個数: 128

約数和(自身を含む): 638928000

約数和(自身を除く): 439864320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 199, 240, 320, 384, 398, 480, 521, 597, 640, 796, 960, 995, 1042, 1194, 1563, 1592, 1920, 1990, 2084, 2388, 2605, 2985, 3126, 3184, 3980, 4168, 4776, 5210, 5970, 6252, 6368, 7815, 7960, 8336, 9552, 10420, 11940, 12504, 12736, 15630, 15920, 16672, 19104, 20840, 23880, 25008, 25472, 31260, 31840, 33344, 38208, 41680, 47760, 50016, 62520, 63680, 66688, 76416, 83360, 95520, 100032, 103679, 125040, 127360, 166720, 191040, 200064, 207358, 250080, 311037, 333440, 382080, 414716, 500160, 518395, 622074, 829432, 1000320, 1036790, 1244148, 1555185, 1658864, 2073580, 2488296, 3110370, 3317728, 4147160, 4976592, 6220740, 6635456, 8294320, 9953184, 12441480, 13270912, 16588640, 19906368, 24882960, 33177280, 39812736, 49765920, 66354560, 99531840, 199063680]

約数ペア:

[(1, 199063680), (2, 99531840), (3, 66354560), (4, 49765920), (5, 39812736), (6, 33177280), (8, 24882960), (10, 19906368), (12, 16588640), (15, 13270912), (16, 12441480), (20, 9953184), (24, 8294320), (30, 6635456), (32, 6220740), (40, 4976592), (48, 4147160), (60, 3317728), (64, 3110370), (80, 2488296), (96, 2073580), (120, 1658864), (128, 1555185), (160, 1244148), (192, 1036790), (199, 1000320), (240, 829432), (320, 622074), (384, 518395), (398, 500160), (480, 414716), (521, 382080), (597, 333440), (640, 311037), (796, 250080), (960, 207358), (995, 200064), (1042, 191040), (1194, 166720), (1563, 127360), (1592, 125040), (1920, 103679), (1990, 100032), (2084, 95520), (2388, 83360), (2605, 76416), (2985, 66688), (3126, 63680), (3184, 62520), (3980, 50016), (4168, 47760), (4776, 41680), (5210, 38208), (5970, 33344), (6252, 31840), (6368, 31260), (7815, 25472), (7960, 25008), (8336, 23880), (9552, 20840), (10420, 19104), (11940, 16672), (12504, 15920), (12736, 15630)]