210559860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{23873}}^1$

素因数の和:23902

約数の個数: 108

約数和(自身を含む): 743006628

約数和(自身を除く): 532446768

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, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 23873, 47746, 71619, 95492, 119365, 143238, 167111, 214857, 238730, 286476, 334222, 358095, 429714, 477460, 501333, 668444, 716190, 835555, 859428, 1002666, 1074285, 1169777, 1432380, 1503999, 1671110, 2005332, 2148570, 2339554, 2506665, 3007998, 3342220, 3509331, 4297140, 4679108, 5013330, 5848885, 6015996, 7018662, 7519995, 10026660, 10527993, 11697770, 14037324, 15039990, 17546655, 21055986, 23395540, 30079980, 35093310, 42111972, 52639965, 70186620, 105279930, 210559860]

約数ペア:

[(1, 210559860), (2, 105279930), (3, 70186620), (4, 52639965), (5, 42111972), (6, 35093310), (7, 30079980), (9, 23395540), (10, 21055986), (12, 17546655), (14, 15039990), (15, 14037324), (18, 11697770), (20, 10527993), (21, 10026660), (28, 7519995), (30, 7018662), (35, 6015996), (36, 5848885), (42, 5013330), (45, 4679108), (49, 4297140), (60, 3509331), (63, 3342220), (70, 3007998), (84, 2506665), (90, 2339554), (98, 2148570), (105, 2005332), (126, 1671110), (140, 1503999), (147, 1432380), (180, 1169777), (196, 1074285), (210, 1002666), (245, 859428), (252, 835555), (294, 716190), (315, 668444), (420, 501333), (441, 477460), (490, 429714), (588, 358095), (630, 334222), (735, 286476), (882, 238730), (980, 214857), (1260, 167111), (1470, 143238), (1764, 119365), (2205, 95492), (2940, 71619), (4410, 47746), (8820, 23873)]