15821832

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 47779200

約数和(自身を除く): 31957368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 19, 24, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 157, 204, 221, 228, 247, 312, 314, 323, 408, 442, 456, 471, 494, 628, 646, 663, 741, 884, 942, 969, 988, 1256, 1292, 1326, 1482, 1768, 1884, 1938, 1976, 2041, 2584, 2652, 2669, 2964, 2983, 3768, 3876, 4082, 4199, 5304, 5338, 5928, 5966, 6123, 7752, 8007, 8164, 8398, 8949, 10676, 11932, 12246, 12597, 16014, 16328, 16796, 17898, 21352, 23864, 24492, 25194, 32028, 33592, 34697, 35796, 38779, 48984, 50388, 50711, 64056, 69394, 71592, 77558, 100776, 101422, 104091, 116337, 138788, 152133, 155116, 202844, 208182, 232674, 277576, 304266, 310232, 405688, 416364, 465348, 608532, 659243, 832728, 930696, 1217064, 1318486, 1977729, 2636972, 3955458, 5273944, 7910916, 15821832]

約数ペア:

[(1, 15821832), (2, 7910916), (3, 5273944), (4, 3955458), (6, 2636972), (8, 1977729), (12, 1318486), (13, 1217064), (17, 930696), (19, 832728), (24, 659243), (26, 608532), (34, 465348), (38, 416364), (39, 405688), (51, 310232), (52, 304266), (57, 277576), (68, 232674), (76, 208182), (78, 202844), (102, 155116), (104, 152133), (114, 138788), (136, 116337), (152, 104091), (156, 101422), (157, 100776), (204, 77558), (221, 71592), (228, 69394), (247, 64056), (312, 50711), (314, 50388), (323, 48984), (408, 38779), (442, 35796), (456, 34697), (471, 33592), (494, 32028), (628, 25194), (646, 24492), (663, 23864), (741, 21352), (884, 17898), (942, 16796), (969, 16328), (988, 16014), (1256, 12597), (1292, 12246), (1326, 11932), (1482, 10676), (1768, 8949), (1884, 8398), (1938, 8164), (1976, 8007), (2041, 7752), (2584, 6123), (2652, 5966), (2669, 5928), (2964, 5338), (2983, 5304), (3768, 4199), (3876, 4082)]