210789180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{23899}}^1$

素因数の和:23928

約数の個数: 108

約数和(自身を含む): 743815800

約数和(自身を除く): 533026620

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, 23899, 47798, 71697, 95596, 119495, 143394, 167293, 215091, 238990, 286788, 334586, 358485, 430182, 477980, 501879, 669172, 716970, 836465, 860364, 1003758, 1075455, 1171051, 1433940, 1505637, 1672930, 2007516, 2150910, 2342102, 2509395, 3011274, 3345860, 3513153, 4301820, 4684204, 5018790, 5855255, 6022548, 7026306, 7528185, 10037580, 10539459, 11710510, 14052612, 15056370, 17565765, 21078918, 23421020, 30112740, 35131530, 42157836, 52697295, 70263060, 105394590, 210789180]

約数ペア:

[(1, 210789180), (2, 105394590), (3, 70263060), (4, 52697295), (5, 42157836), (6, 35131530), (7, 30112740), (9, 23421020), (10, 21078918), (12, 17565765), (14, 15056370), (15, 14052612), (18, 11710510), (20, 10539459), (21, 10037580), (28, 7528185), (30, 7026306), (35, 6022548), (36, 5855255), (42, 5018790), (45, 4684204), (49, 4301820), (60, 3513153), (63, 3345860), (70, 3011274), (84, 2509395), (90, 2342102), (98, 2150910), (105, 2007516), (126, 1672930), (140, 1505637), (147, 1433940), (180, 1171051), (196, 1075455), (210, 1003758), (245, 860364), (252, 836465), (294, 716970), (315, 669172), (420, 501879), (441, 477980), (490, 430182), (588, 358485), (630, 334586), (735, 286788), (882, 238990), (980, 215091), (1260, 167293), (1470, 143394), (1764, 119495), (2205, 95596), (2940, 71697), (4410, 47798), (8820, 23899)]