15491916

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 47174400

約数和(自身を除く): 31682484

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 29, 33, 36, 38, 44, 57, 58, 66, 71, 76, 87, 99, 114, 116, 132, 142, 171, 174, 198, 209, 213, 228, 261, 284, 319, 342, 348, 396, 418, 426, 522, 551, 627, 638, 639, 684, 781, 836, 852, 957, 1044, 1102, 1254, 1276, 1278, 1349, 1562, 1653, 1881, 1914, 2059, 2204, 2343, 2508, 2556, 2698, 2871, 3124, 3306, 3762, 3828, 4047, 4118, 4686, 4959, 5396, 5742, 6061, 6177, 6612, 7029, 7524, 8094, 8236, 9372, 9918, 11484, 12122, 12141, 12354, 14058, 14839, 16188, 18183, 18531, 19836, 22649, 24244, 24282, 24708, 28116, 29678, 36366, 37062, 39121, 44517, 45298, 48564, 54549, 59356, 67947, 72732, 74124, 78242, 89034, 90596, 109098, 117363, 133551, 135894, 156484, 178068, 203841, 218196, 234726, 267102, 271788, 352089, 407682, 430331, 469452, 534204, 704178, 815364, 860662, 1290993, 1408356, 1721324, 2581986, 3872979, 5163972, 7745958, 15491916]

約数ペア:

[(1, 15491916), (2, 7745958), (3, 5163972), (4, 3872979), (6, 2581986), (9, 1721324), (11, 1408356), (12, 1290993), (18, 860662), (19, 815364), (22, 704178), (29, 534204), (33, 469452), (36, 430331), (38, 407682), (44, 352089), (57, 271788), (58, 267102), (66, 234726), (71, 218196), (76, 203841), (87, 178068), (99, 156484), (114, 135894), (116, 133551), (132, 117363), (142, 109098), (171, 90596), (174, 89034), (198, 78242), (209, 74124), (213, 72732), (228, 67947), (261, 59356), (284, 54549), (319, 48564), (342, 45298), (348, 44517), (396, 39121), (418, 37062), (426, 36366), (522, 29678), (551, 28116), (627, 24708), (638, 24282), (639, 24244), (684, 22649), (781, 19836), (836, 18531), (852, 18183), (957, 16188), (1044, 14839), (1102, 14058), (1254, 12354), (1276, 12141), (1278, 12122), (1349, 11484), (1562, 9918), (1653, 9372), (1881, 8236), (1914, 8094), (2059, 7524), (2204, 7029), (2343, 6612), (2508, 6177), (2556, 6061), (2698, 5742), (2871, 5396), (3124, 4959), (3306, 4686), (3762, 4118), (3828, 4047)]