209360340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{3391}}^1$

素因数の和:3427

約数の個数: 144

約数和(自身を含む): 740812800

約数和(自身を除く): 531452460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2940, 3087, 3391, 3430, 4116, 4410, 5145, 6174, 6782, 6860, 8820, 10173, 10290, 12348, 13564, 15435, 16955, 20346, 20580, 23737, 30519, 30870, 33910, 40692, 47474, 50865, 61038, 61740, 67820, 71211, 94948, 101730, 118685, 122076, 142422, 152595, 166159, 203460, 213633, 237370, 284844, 305190, 332318, 356055, 427266, 474740, 498477, 610380, 664636, 712110, 830795, 854532, 996954, 1068165, 1163113, 1424220, 1495431, 1661590, 1993908, 2136330, 2326226, 2492385, 2990862, 3323180, 3489339, 4272660, 4652452, 4984770, 5815565, 5981724, 6978678, 7477155, 9969540, 10468017, 11631130, 13957356, 14954310, 17446695, 20936034, 23262260, 29908620, 34893390, 41872068, 52340085, 69786780, 104680170, 209360340]

約数ペア:

[(1, 209360340), (2, 104680170), (3, 69786780), (4, 52340085), (5, 41872068), (6, 34893390), (7, 29908620), (9, 23262260), (10, 20936034), (12, 17446695), (14, 14954310), (15, 13957356), (18, 11631130), (20, 10468017), (21, 9969540), (28, 7477155), (30, 6978678), (35, 5981724), (36, 5815565), (42, 4984770), (45, 4652452), (49, 4272660), (60, 3489339), (63, 3323180), (70, 2990862), (84, 2492385), (90, 2326226), (98, 2136330), (105, 1993908), (126, 1661590), (140, 1495431), (147, 1424220), (180, 1163113), (196, 1068165), (210, 996954), (245, 854532), (252, 830795), (294, 712110), (315, 664636), (343, 610380), (420, 498477), (441, 474740), (490, 427266), (588, 356055), (630, 332318), (686, 305190), (735, 284844), (882, 237370), (980, 213633), (1029, 203460), (1260, 166159), (1372, 152595), (1470, 142422), (1715, 122076), (1764, 118685), (2058, 101730), (2205, 94948), (2940, 71211), (3087, 67820), (3391, 61740), (3430, 61038), (4116, 50865), (4410, 47474), (5145, 40692), (6174, 33910), (6782, 30870), (6860, 30519), (8820, 23737), (10173, 20580), (10290, 20346), (12348, 16955), (13564, 15435)]