191255820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{65053}}^1$

素因数の和:65079

約数の個数: 72

約数和(自身を含む): 622957104

約数和(自身を除く): 431701284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 65053, 130106, 195159, 260212, 325265, 390318, 455371, 650530, 780636, 910742, 975795, 1301060, 1366113, 1821484, 1951590, 2276855, 2732226, 3187597, 3903180, 4553710, 5464452, 6375194, 6830565, 9107420, 9562791, 12750388, 13661130, 15937985, 19125582, 27322260, 31875970, 38251164, 47813955, 63751940, 95627910, 191255820]

約数ペア:

[(1, 191255820), (2, 95627910), (3, 63751940), (4, 47813955), (5, 38251164), (6, 31875970), (7, 27322260), (10, 19125582), (12, 15937985), (14, 13661130), (15, 12750388), (20, 9562791), (21, 9107420), (28, 6830565), (30, 6375194), (35, 5464452), (42, 4553710), (49, 3903180), (60, 3187597), (70, 2732226), (84, 2276855), (98, 1951590), (105, 1821484), (140, 1366113), (147, 1301060), (196, 975795), (210, 910742), (245, 780636), (294, 650530), (420, 455371), (490, 390318), (588, 325265), (735, 260212), (980, 195159), (1470, 130106), (2940, 65053)]