345240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 1291680

約数和(自身を除く): 946440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 137, 140, 168, 180, 210, 252, 274, 280, 315, 360, 411, 420, 504, 548, 630, 685, 822, 840, 959, 1096, 1233, 1260, 1370, 1644, 1918, 2055, 2466, 2520, 2740, 2877, 3288, 3836, 4110, 4795, 4932, 5480, 5754, 6165, 7672, 8220, 8631, 9590, 9864, 11508, 12330, 14385, 16440, 17262, 19180, 23016, 24660, 28770, 34524, 38360, 43155, 49320, 57540, 69048, 86310, 115080, 172620, 345240]

約数ペア:

[(1, 345240), (2, 172620), (3, 115080), (4, 86310), (5, 69048), (6, 57540), (7, 49320), (8, 43155), (9, 38360), (10, 34524), (12, 28770), (14, 24660), (15, 23016), (18, 19180), (20, 17262), (21, 16440), (24, 14385), (28, 12330), (30, 11508), (35, 9864), (36, 9590), (40, 8631), (42, 8220), (45, 7672), (56, 6165), (60, 5754), (63, 5480), (70, 4932), (72, 4795), (84, 4110), (90, 3836), (105, 3288), (120, 2877), (126, 2740), (137, 2520), (140, 2466), (168, 2055), (180, 1918), (210, 1644), (252, 1370), (274, 1260), (280, 1233), (315, 1096), (360, 959), (411, 840), (420, 822), (504, 685), (548, 630)]