20604865215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1153}}^1$

素因数の和:1489

約数の個数: 128

約数和(自身を含む): 39914145792

約数和(自身を除く): 19309280577

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 115, 165, 187, 253, 255, 277, 345, 391, 561, 759, 831, 935, 1153, 1173, 1265, 1385, 1955, 2805, 3047, 3459, 3795, 4155, 4301, 4709, 5765, 5865, 6371, 9141, 12683, 12903, 14127, 15235, 17295, 19113, 19601, 21505, 23545, 26519, 31855, 38049, 45705, 51799, 58803, 63415, 64515, 70081, 70635, 79557, 95565, 98005, 108307, 132595, 155397, 190245, 210243, 215611, 258995, 291709, 294015, 319381, 324921, 350405, 397785, 450823, 541535, 646833, 776985, 875127, 958143, 1051215, 1078055, 1191377, 1352469, 1458545, 1596905, 1624605, 2254115, 3234165, 3513191, 3574131, 4375635, 4790715, 4959053, 5429477, 5956885, 6762345, 7345763, 10539573, 14877159, 16288431, 17565955, 17870655, 22037289, 24795265, 27147385, 36728815, 52697865, 59724247, 74385795, 80803393, 81442155, 110186445, 124877971, 179172741, 242410179, 298621235, 374633913, 404016965, 624389855, 895863705, 1212050895, 1373657681, 1873169565, 4120973043, 6868288405, 20604865215]

約数ペア:

[(1, 20604865215), (3, 6868288405), (5, 4120973043), (11, 1873169565), (15, 1373657681), (17, 1212050895), (23, 895863705), (33, 624389855), (51, 404016965), (55, 374633913), (69, 298621235), (85, 242410179), (115, 179172741), (165, 124877971), (187, 110186445), (253, 81442155), (255, 80803393), (277, 74385795), (345, 59724247), (391, 52697865), (561, 36728815), (759, 27147385), (831, 24795265), (935, 22037289), (1153, 17870655), (1173, 17565955), (1265, 16288431), (1385, 14877159), (1955, 10539573), (2805, 7345763), (3047, 6762345), (3459, 5956885), (3795, 5429477), (4155, 4959053), (4301, 4790715), (4709, 4375635), (5765, 3574131), (5865, 3513191), (6371, 3234165), (9141, 2254115), (12683, 1624605), (12903, 1596905), (14127, 1458545), (15235, 1352469), (17295, 1191377), (19113, 1078055), (19601, 1051215), (21505, 958143), (23545, 875127), (26519, 776985), (31855, 646833), (38049, 541535), (45705, 450823), (51799, 397785), (58803, 350405), (63415, 324921), (64515, 319381), (70081, 294015), (70635, 291709), (79557, 258995), (95565, 215611), (98005, 210243), (108307, 190245), (132595, 155397)]