171784620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{136337}}^1$

素因数の和:136359

約数の個数: 72

約数和(自身を含む): 595524384

約数和(自身を除く): 423739764

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, 210, 252, 315, 420, 630, 1260, 136337, 272674, 409011, 545348, 681685, 818022, 954359, 1227033, 1363370, 1636044, 1908718, 2045055, 2454066, 2726740, 2863077, 3817436, 4090110, 4771795, 4908132, 5726154, 6135165, 8180220, 8589231, 9543590, 11452308, 12270330, 14315385, 17178462, 19087180, 24540660, 28630770, 34356924, 42946155, 57261540, 85892310, 171784620]

約数ペア:

[(1, 171784620), (2, 85892310), (3, 57261540), (4, 42946155), (5, 34356924), (6, 28630770), (7, 24540660), (9, 19087180), (10, 17178462), (12, 14315385), (14, 12270330), (15, 11452308), (18, 9543590), (20, 8589231), (21, 8180220), (28, 6135165), (30, 5726154), (35, 4908132), (36, 4771795), (42, 4090110), (45, 3817436), (60, 2863077), (63, 2726740), (70, 2454066), (84, 2045055), (90, 1908718), (105, 1636044), (126, 1363370), (140, 1227033), (180, 954359), (210, 818022), (252, 681685), (315, 545348), (420, 409011), (630, 272674), (1260, 136337)]