19164240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:681

約数の個数: 120

約数和(自身を含む): 65963040

約数和(自身を除く): 46798800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 619, 645, 688, 720, 774, 860, 1032, 1238, 1290, 1548, 1720, 1857, 1935, 2064, 2476, 2580, 3095, 3096, 3440, 3714, 3870, 4952, 5160, 5571, 6190, 6192, 7428, 7740, 9285, 9904, 10320, 11142, 12380, 14856, 15480, 18570, 22284, 24760, 26617, 27855, 29712, 30960, 37140, 44568, 49520, 53234, 55710, 74280, 79851, 89136, 106468, 111420, 133085, 148560, 159702, 212936, 222840, 239553, 266170, 319404, 399255, 425872, 445680, 479106, 532340, 638808, 798510, 958212, 1064680, 1197765, 1277616, 1597020, 1916424, 2129360, 2395530, 3194040, 3832848, 4791060, 6388080, 9582120, 19164240]

約数ペア:

[(1, 19164240), (2, 9582120), (3, 6388080), (4, 4791060), (5, 3832848), (6, 3194040), (8, 2395530), (9, 2129360), (10, 1916424), (12, 1597020), (15, 1277616), (16, 1197765), (18, 1064680), (20, 958212), (24, 798510), (30, 638808), (36, 532340), (40, 479106), (43, 445680), (45, 425872), (48, 399255), (60, 319404), (72, 266170), (80, 239553), (86, 222840), (90, 212936), (120, 159702), (129, 148560), (144, 133085), (172, 111420), (180, 106468), (215, 89136), (240, 79851), (258, 74280), (344, 55710), (360, 53234), (387, 49520), (430, 44568), (516, 37140), (619, 30960), (645, 29712), (688, 27855), (720, 26617), (774, 24760), (860, 22284), (1032, 18570), (1238, 15480), (1290, 14856), (1548, 12380), (1720, 11142), (1857, 10320), (1935, 9904), (2064, 9285), (2476, 7740), (2580, 7428), (3095, 6192), (3096, 6190), (3440, 5571), (3714, 5160), (3870, 4952)]