306567460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 718502400

約数和(自身を除く): 411934940

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 197, 199, 230, 340, 391, 394, 398, 460, 782, 788, 796, 985, 995, 1564, 1955, 1970, 1990, 3349, 3383, 3910, 3940, 3980, 4531, 4577, 6698, 6766, 7820, 9062, 9154, 13396, 13532, 16745, 16915, 18124, 18308, 22655, 22885, 33490, 33830, 39203, 45310, 45770, 66980, 67660, 77027, 77809, 78406, 90620, 91540, 154054, 155618, 156812, 196015, 308108, 311236, 385135, 389045, 392030, 666451, 770270, 778090, 784060, 901669, 1332902, 1540540, 1556180, 1803338, 2665804, 3332255, 3606676, 4508345, 6664510, 9016690, 13329020, 15328373, 18033380, 30656746, 61313492, 76641865, 153283730, 306567460]

約数ペア:

[(1, 306567460), (2, 153283730), (4, 76641865), (5, 61313492), (10, 30656746), (17, 18033380), (20, 15328373), (23, 13329020), (34, 9016690), (46, 6664510), (68, 4508345), (85, 3606676), (92, 3332255), (115, 2665804), (170, 1803338), (197, 1556180), (199, 1540540), (230, 1332902), (340, 901669), (391, 784060), (394, 778090), (398, 770270), (460, 666451), (782, 392030), (788, 389045), (796, 385135), (985, 311236), (995, 308108), (1564, 196015), (1955, 156812), (1970, 155618), (1990, 154054), (3349, 91540), (3383, 90620), (3910, 78406), (3940, 77809), (3980, 77027), (4531, 67660), (4577, 66980), (6698, 45770), (6766, 45310), (7820, 39203), (9062, 33830), (9154, 33490), (13396, 22885), (13532, 22655), (16745, 18308), (16915, 18124)]