189943920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1871}}^1$

素因数の和:1940

約数の個数: 160

約数和(自身を含む): 668528640

約数和(自身を除く): 478584720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 188, 216, 235, 240, 270, 282, 360, 376, 423, 432, 470, 540, 564, 705, 720, 752, 846, 940, 1080, 1128, 1269, 1410, 1692, 1871, 1880, 2115, 2160, 2256, 2538, 2820, 3384, 3742, 3760, 4230, 5076, 5613, 5640, 6345, 6768, 7484, 8460, 9355, 10152, 11226, 11280, 12690, 14968, 16839, 16920, 18710, 20304, 22452, 25380, 28065, 29936, 33678, 33840, 37420, 44904, 50517, 50760, 56130, 67356, 74840, 84195, 87937, 89808, 101034, 101520, 112260, 134712, 149680, 168390, 175874, 202068, 224520, 252585, 263811, 269424, 336780, 351748, 404136, 439685, 449040, 505170, 527622, 673560, 703496, 791433, 808272, 879370, 1010340, 1055244, 1319055, 1347120, 1406992, 1582866, 1758740, 2020680, 2110488, 2374299, 2638110, 3165732, 3517480, 3957165, 4041360, 4220976, 4748598, 5276220, 6331464, 7034960, 7914330, 9497196, 10552440, 11871495, 12662928, 15828660, 18994392, 21104880, 23742990, 31657320, 37988784, 47485980, 63314640, 94971960, 189943920]

約数ペア:

[(1, 189943920), (2, 94971960), (3, 63314640), (4, 47485980), (5, 37988784), (6, 31657320), (8, 23742990), (9, 21104880), (10, 18994392), (12, 15828660), (15, 12662928), (16, 11871495), (18, 10552440), (20, 9497196), (24, 7914330), (27, 7034960), (30, 6331464), (36, 5276220), (40, 4748598), (45, 4220976), (47, 4041360), (48, 3957165), (54, 3517480), (60, 3165732), (72, 2638110), (80, 2374299), (90, 2110488), (94, 2020680), (108, 1758740), (120, 1582866), (135, 1406992), (141, 1347120), (144, 1319055), (180, 1055244), (188, 1010340), (216, 879370), (235, 808272), (240, 791433), (270, 703496), (282, 673560), (360, 527622), (376, 505170), (423, 449040), (432, 439685), (470, 404136), (540, 351748), (564, 336780), (705, 269424), (720, 263811), (752, 252585), (846, 224520), (940, 202068), (1080, 175874), (1128, 168390), (1269, 149680), (1410, 134712), (1692, 112260), (1871, 101520), (1880, 101034), (2115, 89808), (2160, 87937), (2256, 84195), (2538, 74840), (2820, 67356), (3384, 56130), (3742, 50760), (3760, 50517), (4230, 44904), (5076, 37420), (5613, 33840), (5640, 33678), (6345, 29936), (6768, 28065), (7484, 25380), (8460, 22452), (9355, 20304), (10152, 18710), (11226, 16920), (11280, 16839), (12690, 14968)]